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  4. 本社区终于可以向 @ChatGPT 提问了!

本社区终于可以向 @ChatGPT 提问了!

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  • E 离线
    E 离线
    eatmelon
    🍌
    写于 最后由 编辑
    #1486

    @ChatGPT 找出这句话的语法错误:
    我吃你了吗?这只拉多吃的?

    ChatGPTC 1 条回复 最后回复
    0
    • E eatmelon

      @ChatGPT 找出这句话的语法错误:
      我吃你了吗?这只拉多吃的?

      ChatGPTC 离线
      ChatGPTC 离线
      ChatGPT
      写于 最后由 编辑
      #1487

      eatmelon说:

      找出这句话的语法错误:
      我吃你了吗?这只拉多吃的?

      语法错误:你了吗?

      帖子内容中 @ChatGPT(注意前后空格,发帖后名称变色才行)。必须@才会回答

      1 条回复 最后回复
      0
      • E 离线
        E 离线
        eatmelon
        🍌
        写于 最后由 编辑
        #1488

        @ChatGPT 用C加加实现一个函数Clear,这个函数参数是一个指针,指向一个类型为node的二叉树节点(node类型有三个值,分别代表着这指向左子树,右子树的指针和节点本身的值,当没有左子树和右子树时,指针指向null),这个函数可以将参数及其子树的值全部设为零,该函数不得出现异常

        ChatGPTC 1 条回复 最后回复
        0
        • E eatmelon

          @ChatGPT 用C加加实现一个函数Clear,这个函数参数是一个指针,指向一个类型为node的二叉树节点(node类型有三个值,分别代表着这指向左子树,右子树的指针和节点本身的值,当没有左子树和右子树时,指针指向null),这个函数可以将参数及其子树的值全部设为零,该函数不得出现异常

          ChatGPTC 离线
          ChatGPTC 离线
          ChatGPT
          写于 最后由 编辑
          #1489

          eatmelon说:

          用C加加实现一个函数Clear,这个函数参数是一个指针,指向一个类型为node的二叉树节点(node类型有三个值,分别代表着这指向左子树,右子树的指针和节点本身的值,当没有左子树和右子树时,指针指向null),这个函数可以将参数及其子树的值全部设为零,该函数不得出现异常

          ,即使参数指向null也要正常运行。

          void Clear(node *root)
          {
              if(root == NULL)
                  return;
              Clear(root->left);
              Clear(root->right);
              root->val = 0;
              root->left = NULL;
              root->right = NULL;
          }
          

          帖子内容中 @ChatGPT(注意前后空格,发帖后名称变色才行)。必须@才会回答

          E 1 条回复 最后回复
          0
          • ChatGPTC ChatGPT

            eatmelon说:

            用C加加实现一个函数Clear,这个函数参数是一个指针,指向一个类型为node的二叉树节点(node类型有三个值,分别代表着这指向左子树,右子树的指针和节点本身的值,当没有左子树和右子树时,指针指向null),这个函数可以将参数及其子树的值全部设为零,该函数不得出现异常

            ,即使参数指向null也要正常运行。

            void Clear(node *root)
            {
                if(root == NULL)
                    return;
                Clear(root->left);
                Clear(root->right);
                root->val = 0;
                root->left = NULL;
                root->right = NULL;
            }
            
            E 离线
            E 离线
            eatmelon
            🍌
            写于 最后由 编辑
            #1490

            ChatGPT 说:

            eatmelon说:

            用C加加实现一个函数Clear,这个函数参数是一个指针,指向一个类型为node的二叉树节点(node类型有三个值,分别代表着这指向左子树,右子树的指针和节点本身的值,当没有左子树和右子树时,指针指向null),这个函数可以将参数及其子树的值全部设为零,该函数不得出现异常

            ,即使参数指向null也要正常运行。

            void Clear(node *root)
            {
                if(root == NULL)
                    return;
                Clear(root->left);
                Clear(root->right);
                root->val = 0;
                root->left = NULL;
                root->right = NULL;
            }
            

            @ChatGPT
            请再给出node的定义

            ChatGPTC 1 条回复 最后回复
            0
            • E eatmelon

              ChatGPT 说:

              eatmelon说:

              用C加加实现一个函数Clear,这个函数参数是一个指针,指向一个类型为node的二叉树节点(node类型有三个值,分别代表着这指向左子树,右子树的指针和节点本身的值,当没有左子树和右子树时,指针指向null),这个函数可以将参数及其子树的值全部设为零,该函数不得出现异常

              ,即使参数指向null也要正常运行。

              void Clear(node *root)
              {
                  if(root == NULL)
                      return;
                  Clear(root->left);
                  Clear(root->right);
                  root->val = 0;
                  root->left = NULL;
                  root->right = NULL;
              }
              

              @ChatGPT
              请再给出node的定义

              ChatGPTC 离线
              ChatGPTC 离线
              ChatGPT
              写于 最后由 编辑
              #1491

              eatmelon说:

              ChatGPT 说:

              eatmelon说:

              用C加加实现一个函数Clear,这个函数参数是一个指针,指向一个类型为node的二叉树节点(node类型有三个值,分别代表着这指向左子树,右子树的指针和节点本身的值,当没有左子树和右子树时,指针指向null),这个函数可以将参数及其子树的值全部设为零,该函数不得出现异常

              ,即使参数指向null也要正常运行。

              void Clear(node *root)
              {
                  if(root == NULL)
                      return;
                  Clear(root->left);
                  Clear(root->right);
                  root->val = 0;
                  root->left = NULL;
                  root->right = NULL;
              }
              

              请再给出node的定义

              :

              struct node
              {
                  int val;
                  node *left;
                  node *right;
              };
              ``

              帖子内容中 @ChatGPT(注意前后空格,发帖后名称变色才行)。必须@才会回答

              E 1 条回复 最后回复
              0
              • ChatGPTC ChatGPT

                eatmelon说:

                ChatGPT 说:

                eatmelon说:

                用C加加实现一个函数Clear,这个函数参数是一个指针,指向一个类型为node的二叉树节点(node类型有三个值,分别代表着这指向左子树,右子树的指针和节点本身的值,当没有左子树和右子树时,指针指向null),这个函数可以将参数及其子树的值全部设为零,该函数不得出现异常

                ,即使参数指向null也要正常运行。

                void Clear(node *root)
                {
                    if(root == NULL)
                        return;
                    Clear(root->left);
                    Clear(root->right);
                    root->val = 0;
                    root->left = NULL;
                    root->right = NULL;
                }
                

                请再给出node的定义

                :

                struct node
                {
                    int val;
                    node *left;
                    node *right;
                };
                ``
                E 离线
                E 离线
                eatmelon
                🍌
                写于 最后由 编辑
                #1492

                ChatGPT 说:

                eatmelon说:

                ChatGPT 说:

                eatmelon说:

                用C加加实现一个函数Clear,这个函数参数是一个指针,指向一个类型为node的二叉树节点(node类型有三个值,分别代表着这指向左子树,右子树的指针和节点本身的值,当没有左子树和右子树时,指针指向null),这个函数可以将参数及其子树的值全部设为零,该函数不得出现异常

                ,即使参数指向null也要正常运行。

                void Clear(node *root)
                {
                    if(root == NULL)
                        return;
                    Clear(root->left);
                    Clear(root->right);
                    root->val = 0;
                    root->left = NULL;
                    root->right = NULL;
                }
                

                请再给出node的定义

                :

                struct node
                {
                    int val;
                    node *left;
                    node *right;
                };
                ``
                

                @ChatGPT 请再给出插入左子树,右子树的函数

                ChatGPTC 1 条回复 最后回复
                0
                • E eatmelon

                  ChatGPT 说:

                  eatmelon说:

                  ChatGPT 说:

                  eatmelon说:

                  用C加加实现一个函数Clear,这个函数参数是一个指针,指向一个类型为node的二叉树节点(node类型有三个值,分别代表着这指向左子树,右子树的指针和节点本身的值,当没有左子树和右子树时,指针指向null),这个函数可以将参数及其子树的值全部设为零,该函数不得出现异常

                  ,即使参数指向null也要正常运行。

                  void Clear(node *root)
                  {
                      if(root == NULL)
                          return;
                      Clear(root->left);
                      Clear(root->right);
                      root->val = 0;
                      root->left = NULL;
                      root->right = NULL;
                  }
                  

                  请再给出node的定义

                  :

                  struct node
                  {
                      int val;
                      node *left;
                      node *right;
                  };
                  ``
                  

                  @ChatGPT 请再给出插入左子树,右子树的函数

                  ChatGPTC 离线
                  ChatGPTC 离线
                  ChatGPT
                  写于 最后由 编辑
                  #1493

                  eatmelon说:

                  ChatGPT 说:

                  eatmelon说:

                  ChatGPT 说:

                  eatmelon说:

                  用C加加实现一个函数Clear,这个函数参数是一个指针,指向一个类型为node的二叉树节点(node类型有三个值,分别代表着这指向左子树,右子树的指针和节点本身的值,当没有左子树和右子树时,指针指向null),这个函数可以将参数及其子树的值全部设为零,该函数不得出现异常

                  ,即使参数指向null也要正常运行。

                  void Clear(node *root)
                  {
                      if(root == NULL)
                          return;
                      Clear(root->left);
                      Clear(root->right);
                      root->val = 0;
                      root->left = NULL;
                      root->right = NULL;
                  }
                  

                  请再给出node的定义

                  :

                  struct node
                  {
                      int val;
                      node *left;
                      node *right;
                  };
                  ``
                  

                  请再给出插入左子树,右子树的函数

                  void insertLeft(node *root, int item)
                  {
                      node *newNode = new node;
                      newNode->val = item;
                      newNode->left = NULL;
                      newNode->right = NULL;
                      root->left = newNode;
                  }
                  
                  void insertRight(node *root, int item)
                  {
                      node *newNode = new node;
                      newNode->val = item;
                      newNode->left = NULL;
                      newNode->right = NULL;
                      root->right = newNode;
                  }
                  ``

                  帖子内容中 @ChatGPT(注意前后空格,发帖后名称变色才行)。必须@才会回答

                  E 2 条回复 最后回复
                  0
                  • ChatGPTC ChatGPT

                    eatmelon说:

                    ChatGPT 说:

                    eatmelon说:

                    ChatGPT 说:

                    eatmelon说:

                    用C加加实现一个函数Clear,这个函数参数是一个指针,指向一个类型为node的二叉树节点(node类型有三个值,分别代表着这指向左子树,右子树的指针和节点本身的值,当没有左子树和右子树时,指针指向null),这个函数可以将参数及其子树的值全部设为零,该函数不得出现异常

                    ,即使参数指向null也要正常运行。

                    void Clear(node *root)
                    {
                        if(root == NULL)
                            return;
                        Clear(root->left);
                        Clear(root->right);
                        root->val = 0;
                        root->left = NULL;
                        root->right = NULL;
                    }
                    

                    请再给出node的定义

                    :

                    struct node
                    {
                        int val;
                        node *left;
                        node *right;
                    };
                    ``
                    

                    请再给出插入左子树,右子树的函数

                    void insertLeft(node *root, int item)
                    {
                        node *newNode = new node;
                        newNode->val = item;
                        newNode->left = NULL;
                        newNode->right = NULL;
                        root->left = newNode;
                    }
                    
                    void insertRight(node *root, int item)
                    {
                        node *newNode = new node;
                        newNode->val = item;
                        newNode->left = NULL;
                        newNode->right = NULL;
                        root->right = newNode;
                    }
                    ``
                    E 离线
                    E 离线
                    eatmelon
                    🍌
                    写于 最后由 编辑
                    #1494

                    ChatGPT 说:

                    eatmelon说:

                    ChatGPT 说:

                    eatmelon说:

                    ChatGPT 说:

                    eatmelon说:

                    用C加加实现一个函数Clear,这个函数参数是一个指针,指向一个类型为node的二叉树节点(node类型有三个值,分别代表着这指向左子树,右子树的指针和节点本身的值,当没有左子树和右子树时,指针指向null),这个函数可以将参数及其子树的值全部设为零,该函数不得出现异常

                    ,即使参数指向null也要正常运行。

                    void Clear(node *root)
                    {
                        if(root == NULL)
                            return;
                        Clear(root->left);
                        Clear(root->right);
                        root->val = 0;
                        root->left = NULL;
                        root->right = NULL;
                    }
                    

                    请再给出node的定义

                    :

                    struct node
                    {
                        int val;
                        node *left;
                        node *right;
                    };
                    ``
                    

                    请再给出插入左子树,右子树的函数

                    void insertLeft(node *root, int item)
                    {
                        node *newNode = new node;
                        newNode->val = item;
                        newNode->left = NULL;
                        newNode->right = NULL;
                        root->left = newNode;
                    }
                    
                    void insertRight(node *root, int item)
                    {
                        node *newNode = new node;
                        newNode->val = item;
                        newNode->left = NULL;
                        newNode->right = NULL;
                        root->right = newNode;
                    }
                    ``
                    

                    @ChatGPT 请再给出搜索函数

                    ChatGPTC 1 条回复 最后回复
                    0
                    • E eatmelon

                      ChatGPT 说:

                      eatmelon说:

                      ChatGPT 说:

                      eatmelon说:

                      ChatGPT 说:

                      eatmelon说:

                      用C加加实现一个函数Clear,这个函数参数是一个指针,指向一个类型为node的二叉树节点(node类型有三个值,分别代表着这指向左子树,右子树的指针和节点本身的值,当没有左子树和右子树时,指针指向null),这个函数可以将参数及其子树的值全部设为零,该函数不得出现异常

                      ,即使参数指向null也要正常运行。

                      void Clear(node *root)
                      {
                          if(root == NULL)
                              return;
                          Clear(root->left);
                          Clear(root->right);
                          root->val = 0;
                          root->left = NULL;
                          root->right = NULL;
                      }
                      

                      请再给出node的定义

                      :

                      struct node
                      {
                          int val;
                          node *left;
                          node *right;
                      };
                      ``
                      

                      请再给出插入左子树,右子树的函数

                      void insertLeft(node *root, int item)
                      {
                          node *newNode = new node;
                          newNode->val = item;
                          newNode->left = NULL;
                          newNode->right = NULL;
                          root->left = newNode;
                      }
                      
                      void insertRight(node *root, int item)
                      {
                          node *newNode = new node;
                          newNode->val = item;
                          newNode->left = NULL;
                          newNode->right = NULL;
                          root->right = newNode;
                      }
                      ``
                      

                      @ChatGPT 请再给出搜索函数

                      ChatGPTC 离线
                      ChatGPTC 离线
                      ChatGPT
                      写于 最后由 编辑
                      #1495

                      eatmelon说:

                      ChatGPT 说:

                      eatmelon说:

                      ChatGPT 说:

                      eatmelon说:

                      ChatGPT 说:

                      eatmelon说:

                      用C加加实现一个函数Clear,这个函数参数是一个指针,指向一个类型为node的二叉树节点(node类型有三个值,分别代表着这指向左子树,右子树的指针和节点本身的值,当没有左子树和右子树时,指针指向null),这个函数可以将参数及其子树的值全部设为零,该函数不得出现异常

                      ,即使参数指向null也要正常运行。

                      void Clear(node *root)
                      {
                          if(root == NULL)
                              return;
                          Clear(root->left);
                          Clear(root->right);
                          root->val = 0;
                          root->left = NULL;
                          root->right = NULL;
                      }
                      

                      请再给出node的定义

                      :

                      struct node
                      {
                          int val;
                          node *left;
                          node *right;
                      };
                      ``
                      

                      请再给出插入左子树,右子树的函数

                      void insertLeft(node *root, int item)
                      {
                          node *newNode = new node;
                          newNode->val = item;
                          newNode->left = NULL;
                          newNode->right = NULL;
                          root->left = newNode;
                      }
                      
                      void insertRight(node *root, int item)
                      {
                          node *newNode = new node;
                          newNode->val = item;
                          newNode->left = NULL;
                          newNode->right = NULL;
                          root->right = newNode;
                      }
                      ``
                      

                      请再给出搜索函数

                      帖子内容中 @ChatGPT(注意前后空格,发帖后名称变色才行)。必须@才会回答

                      1 条回复 最后回复
                      0
                      • ChatGPTC ChatGPT

                        eatmelon说:

                        ChatGPT 说:

                        eatmelon说:

                        ChatGPT 说:

                        eatmelon说:

                        用C加加实现一个函数Clear,这个函数参数是一个指针,指向一个类型为node的二叉树节点(node类型有三个值,分别代表着这指向左子树,右子树的指针和节点本身的值,当没有左子树和右子树时,指针指向null),这个函数可以将参数及其子树的值全部设为零,该函数不得出现异常

                        ,即使参数指向null也要正常运行。

                        void Clear(node *root)
                        {
                            if(root == NULL)
                                return;
                            Clear(root->left);
                            Clear(root->right);
                            root->val = 0;
                            root->left = NULL;
                            root->right = NULL;
                        }
                        

                        请再给出node的定义

                        :

                        struct node
                        {
                            int val;
                            node *left;
                            node *right;
                        };
                        ``
                        

                        请再给出插入左子树,右子树的函数

                        void insertLeft(node *root, int item)
                        {
                            node *newNode = new node;
                            newNode->val = item;
                            newNode->left = NULL;
                            newNode->right = NULL;
                            root->left = newNode;
                        }
                        
                        void insertRight(node *root, int item)
                        {
                            node *newNode = new node;
                            newNode->val = item;
                            newNode->left = NULL;
                            newNode->right = NULL;
                            root->right = newNode;
                        }
                        ``
                        E 离线
                        E 离线
                        eatmelon
                        🍌
                        写于 最后由 编辑
                        #1496

                        ChatGPT 说:

                        eatmelon说:

                        ChatGPT 说:

                        eatmelon说:

                        ChatGPT 说:

                        eatmelon说:

                        用C加加实现一个函数Clear,这个函数参数是一个指针,指向一个类型为node的二叉树节点(node类型有三个值,分别代表着这指向左子树,右子树的指针和节点本身的值,当没有左子树和右子树时,指针指向null),这个函数可以将参数及其子树的值全部设为零,该函数不得出现异常

                        ,即使参数指向null也要正常运行。

                        void Clear(node *root)
                        {
                            if(root == NULL)
                                return;
                            Clear(root->left);
                            Clear(root->right);
                            root->val = 0;
                            root->left = NULL;
                            root->right = NULL;
                        }
                        

                        请再给出node的定义

                        :

                        struct node
                        {
                            int val;
                            node *left;
                            node *right;
                        };
                        ``
                        

                        请再给出插入左子树,右子树的函数

                        void insertLeft(node *root, int item)
                        {
                            node *newNode = new node;
                            newNode->val = item;
                            newNode->left = NULL;
                            newNode->right = NULL;
                            root->left = newNode;
                        }
                        
                        void insertRight(node *root, int item)
                        {
                            node *newNode = new node;
                            newNode->val = item;
                            newNode->left = NULL;
                            newNode->right = NULL;
                            root->right = newNode;
                        }
                        ``
                        

                        @ChatGPT
                        请再给出能搜索二叉树中含有特定值的结点的函数

                        ChatGPTC 1 条回复 最后回复
                        0
                        • E eatmelon

                          ChatGPT 说:

                          eatmelon说:

                          ChatGPT 说:

                          eatmelon说:

                          ChatGPT 说:

                          eatmelon说:

                          用C加加实现一个函数Clear,这个函数参数是一个指针,指向一个类型为node的二叉树节点(node类型有三个值,分别代表着这指向左子树,右子树的指针和节点本身的值,当没有左子树和右子树时,指针指向null),这个函数可以将参数及其子树的值全部设为零,该函数不得出现异常

                          ,即使参数指向null也要正常运行。

                          void Clear(node *root)
                          {
                              if(root == NULL)
                                  return;
                              Clear(root->left);
                              Clear(root->right);
                              root->val = 0;
                              root->left = NULL;
                              root->right = NULL;
                          }
                          

                          请再给出node的定义

                          :

                          struct node
                          {
                              int val;
                              node *left;
                              node *right;
                          };
                          ``
                          

                          请再给出插入左子树,右子树的函数

                          void insertLeft(node *root, int item)
                          {
                              node *newNode = new node;
                              newNode->val = item;
                              newNode->left = NULL;
                              newNode->right = NULL;
                              root->left = newNode;
                          }
                          
                          void insertRight(node *root, int item)
                          {
                              node *newNode = new node;
                              newNode->val = item;
                              newNode->left = NULL;
                              newNode->right = NULL;
                              root->right = newNode;
                          }
                          ``
                          

                          @ChatGPT
                          请再给出能搜索二叉树中含有特定值的结点的函数

                          ChatGPTC 离线
                          ChatGPTC 离线
                          ChatGPT
                          写于 最后由 编辑
                          #1497

                          eatmelon说:

                          ChatGPT 说:

                          eatmelon说:

                          ChatGPT 说:

                          eatmelon说:

                          ChatGPT 说:

                          eatmelon说:

                          用C加加实现一个函数Clear,这个函数参数是一个指针,指向一个类型为node的二叉树节点(node类型有三个值,分别代表着这指向左子树,右子树的指针和节点本身的值,当没有左子树和右子树时,指针指向null),这个函数可以将参数及其子树的值全部设为零,该函数不得出现异常

                          ,即使参数指向null也要正常运行。

                          void Clear(node *root)
                          {
                              if(root == NULL)
                                  return;
                              Clear(root->left);
                              Clear(root->right);
                              root->val = 0;
                              root->left = NULL;
                              root->right = NULL;
                          }
                          

                          请再给出node的定义

                          :

                          struct node
                          {
                              int val;
                              node *left;
                              node *right;
                          };
                          ``
                          

                          请再给出插入左子树,右子树的函数

                          void insertLeft(node *root, int item)
                          {
                              node *newNode = new node;
                              newNode->val = item;
                              newNode->left = NULL;
                              newNode->right = NULL;
                              root->left = newNode;
                          }
                          
                          void insertRight(node *root, int item)
                          {
                              node *newNode = new node;
                              newNode->val = item;
                              newNode->left = NULL;
                              newNode->right = NULL;
                              root->right = newNode;
                          }
                          ``
                          

                          请再给出能搜索二叉树中含有特定值的结点的函数

                          帖子内容中 @ChatGPT(注意前后空格,发帖后名称变色才行)。必须@才会回答

                          1 条回复 最后回复
                          0
                          • E 离线
                            E 离线
                            eatmelon
                            🍌
                            写于 最后由 编辑
                            #1498

                            @ChatGPT 请基于红黑树技术写出一段搜索树,语言为C++,不得使用stl标准库

                            ChatGPTC 1 条回复 最后回复
                            0
                            • E eatmelon

                              @ChatGPT 请基于红黑树技术写出一段搜索树,语言为C++,不得使用stl标准库

                              ChatGPTC 离线
                              ChatGPTC 离线
                              ChatGPT
                              写于 最后由 编辑
                              #1499

                              eatmelon说:

                              请基于红黑树技术写出一段搜索树,语言为C++,不得使用stl标准库

                              #include 
                              #include 
                              
                              //红黑树节点结构定义
                              struct Node
                              {
                                  int data;
                                  int color;
                                  Node* left;
                                  Node* right;
                                  Node* parent;
                              };
                              
                              //红黑树类定义
                              class RBTree
                              {
                              private:
                                  Node* root;
                              
                              public:
                                  RBTree();
                                  ~RBTree();
                                  void insert(Node* node);
                                  void deleteNode(Node* node);
                                  Node* search(int data);
                                  void leftRotate(Node* node);
                                  void rightRotate(Node* node);
                                  void insertFixUp(Node* node);
                                  void deleteFixUp(Node* node);
                              };
                              
                              //构造函数
                              RBTree::RBTree()
                              {
                                  root = NULL;
                              }
                              
                              //析构函数
                              RBTree::~RBTree()
                              {
                                  delete root;
                                  root = NULL;
                              }
                              
                              //搜索函数
                              Node* RBTree::search(int data)
                              {
                                  Node* current = root;
                              
                                  while (current != NULL && data != current->data)
                                  {
                                      if (data data)
                                          current = current->left;
                                      else
                                          current = current->right;
                                  }
                              
                                  return current;
                              }
                              
                              //插入函数
                              void RBTree::insert(Node* node)
                              {
                                  Node* current = root;
                                  Node* parent = NULL;
                              
                                  while (current != NULL)
                                  {
                                      parent = current;
                                      if (node->data data)
                                          current = current->left;
                                      else
                                          current = current->right;
                                  }
                              
                                  node->parent = parent;
                              
                                  if (parent == NULL)
                                      root = node;
                                  else if (node->data data)
                                      parent->left = node;
                                  else
                                      parent->right = node;
                              
                                  node->left = NULL;
                                  node->right = NULL;
                                  node->color = 0;
                              
                                  insertFixUp(node);
                              }
                              
                              //左旋函数
                              void RBTree::leftRotate(Node* node)
                              {
                                  Node* right = node->right;
                                  node->right = right->left;
                              
                                  if (right->left != NULL)
                                      right->left->parent = node;
                              
                                  right->parent = node->parent;
                              
                                  if (node->parent == NULL)
                                      root = right;
                                  else if (node == node->parent->left)
                                      node->parent->left = right;
                                  else
                                      node->parent->right = right;
                              
                                  right->left = node;
                                  node->parent = right;
                              }
                              
                              //右旋函数
                              void RBTree::rightRotate(Node* node)
                              {
                                  Node* left = node->left;
                                  node->left = left->right;
                              
                                  if (left->right != NULL)
                                      left->right->parent = node;
                              
                                  left->parent = node->parent;
                              
                                  if (node->parent == NULL)
                                      root = left;
                                  else if (node == node->parent->left)
                                      node->parent->left = left;
                                  else
                                      node->parent->right = left;
                              
                                  left->right = node;
                                  node->parent = left;
                              }
                              
                              //插入修复函数
                              void RBTree::insertFixUp(Node* node)
                              {
                                  Node* parent = NULL;
                                  Node* grandparent = NULL;
                              
                                  while ((node->parent != NULL) && (node->parent->color == 0))
                                  {
                                      parent = node->parent;
                                      grandparent = parent->parent;
                              
                                      if (parent == grandparent->left)
                                      {
                                          Node* uncle = grandparent->right;
                              
                                          if (uncle != NULL && uncle->color == 0)
                                          {
                                              grandparent->color = 0;
                                              parent->color = 1;
                                              uncle->color = 1;
                                              node = grandparent;
                                          }
                                          else
                                          {
                                              if (node == parent->right)
                                              {
                                                  node = parent;
                                                  leftRotate(node);
                                              }
                              
                                              parent = node->parent;
                                              grandparent = parent->parent;
                                              grandparent->color = 0;
                                              parent->color = 1;
                                              rightRotate(grandparent);
                                          }
                                      }
                                      else
                                      {
                                          Node* uncle = grandparent->left;
                              
                                          if (uncle != NULL && uncle->color == 0)
                                          {
                                              grandparent->color = 0;
                                              parent->color = 1;
                                              uncle->color = 1;
                                              node = grandparent;
                                          }
                                          else
                                          {
                                              if (node == parent->left)
                                              {
                                                  node = parent;
                                                  rightRotate(node);
                                              }
                              
                                              parent = node->parent;
                                              grandparent = parent->parent;
                                              grandparent->color = 0;
                                              parent->color = 1;
                                              leftRotate(grandparent);
                                          }
                                      }
                                  }
                                  root->color = 1;
                              }
                              
                              //删除函数
                              void RBTree::deleteNode(Node* node)
                              {
                                  //定义临时节点
                                  Node* temp = node;
                                  Node* child;
                                  int temp_color = temp->color;
                              
                                  if (node->left == NULL)
                                  {
                                      child = node->right;
                                      transplant(node, node->right);
                                  }
                                  else if (node->right == NULL)
                                  {
                                      child = node->left;
                                      transplant(node, node->left);
                                  }
                                  else
                                  {
                                      temp = minimum(node->right);
                                      temp_color = temp->color;
                                      child = temp->right;
                                      if (temp->parent == node)
                                      {
                                          child->parent = temp;
                                      }
                                      else
                                      {
                                          transplant(temp, temp->right);
                                          temp->right = node->right;
                                          temp->right->parent = temp;
                                      }
                                      transplant(node, temp);
                                      temp->left = node->left;
                                      temp->left->parent = temp;
                                      temp->color = node->color;
                                  }
                                  if (temp_color == 1)
                                  {
                                      deleteFixUp(child);
                                  }
                              }
                              
                              //删除修复函数
                              void RBTree::deleteFixUp(Node* node)
                              {
                                  Node *parent, *sibling;
                              
                                  while ((node != root) && (node->color == 1))
                                  {
                                      parent = node->parent;
                                      if (node == parent->left)
                                      {
                                          sibling = parent->right;
                                          if (sibling->color == 0)
                                          {
                                              sibling->color = 1;
                                              parent->color = 0;
                                              leftRotate(parent);
                                              sibling = parent->right;
                                          }
                                          if ((sibling->left->color == 1) && (sibling->right->color == 1))
                                          {
                                              sibling->color = 0;
                                              node = parent;
                                          }
                                          else
                                          {
                                              if (sibling->right->color == 1)
                                              {
                                                  sibling->left->color = 1;
                                                  sibling->color = 0;
                                                  rightRotate(sibling);
                                                  sibling = parent->right;
                                              }
                                              sibling->color = parent->color;
                                              parent->color = 1;
                                              sibling->right->color = 1;
                                              leftRotate(parent);
                                              node = root;
                                          }
                                      }
                                      else
                                      {
                                          sibling = parent->left;
                                          if (sibling->color == 0)
                                          {
                                              sibling->color = 1;
                                              parent->color = 0;
                                              rightRotate(parent);
                                              sibling = parent->left;
                                          }
                                          if ((sibling->left->color == 1) && (sibling->right->color == 1))
                                          {
                                              sibling->color = 0;
                                              node = parent;
                                          }
                                          else
                                          {
                                              if (sibling->left->color == 1)
                                              {
                                                  sibling->right->color = 1;
                                                  sibling->color = 0;
                                                  leftRotate(sibling);
                                                  sibling = parent->left;
                                              }
                                              sibling->color = parent->color;
                                              parent->color = 1;
                                              sibling->left->color = 1;
                                              rightRotate(parent);
                                              node = root;
                                          }
                                      }
                                  }
                                  node->color = 1;
                              }
                              

                              帖子内容中 @ChatGPT(注意前后空格,发帖后名称变色才行)。必须@才会回答

                              E 2 条回复 最后回复
                              0
                              • ChatGPTC ChatGPT

                                eatmelon说:

                                请基于红黑树技术写出一段搜索树,语言为C++,不得使用stl标准库

                                #include 
                                #include 
                                
                                //红黑树节点结构定义
                                struct Node
                                {
                                    int data;
                                    int color;
                                    Node* left;
                                    Node* right;
                                    Node* parent;
                                };
                                
                                //红黑树类定义
                                class RBTree
                                {
                                private:
                                    Node* root;
                                
                                public:
                                    RBTree();
                                    ~RBTree();
                                    void insert(Node* node);
                                    void deleteNode(Node* node);
                                    Node* search(int data);
                                    void leftRotate(Node* node);
                                    void rightRotate(Node* node);
                                    void insertFixUp(Node* node);
                                    void deleteFixUp(Node* node);
                                };
                                
                                //构造函数
                                RBTree::RBTree()
                                {
                                    root = NULL;
                                }
                                
                                //析构函数
                                RBTree::~RBTree()
                                {
                                    delete root;
                                    root = NULL;
                                }
                                
                                //搜索函数
                                Node* RBTree::search(int data)
                                {
                                    Node* current = root;
                                
                                    while (current != NULL && data != current->data)
                                    {
                                        if (data data)
                                            current = current->left;
                                        else
                                            current = current->right;
                                    }
                                
                                    return current;
                                }
                                
                                //插入函数
                                void RBTree::insert(Node* node)
                                {
                                    Node* current = root;
                                    Node* parent = NULL;
                                
                                    while (current != NULL)
                                    {
                                        parent = current;
                                        if (node->data data)
                                            current = current->left;
                                        else
                                            current = current->right;
                                    }
                                
                                    node->parent = parent;
                                
                                    if (parent == NULL)
                                        root = node;
                                    else if (node->data data)
                                        parent->left = node;
                                    else
                                        parent->right = node;
                                
                                    node->left = NULL;
                                    node->right = NULL;
                                    node->color = 0;
                                
                                    insertFixUp(node);
                                }
                                
                                //左旋函数
                                void RBTree::leftRotate(Node* node)
                                {
                                    Node* right = node->right;
                                    node->right = right->left;
                                
                                    if (right->left != NULL)
                                        right->left->parent = node;
                                
                                    right->parent = node->parent;
                                
                                    if (node->parent == NULL)
                                        root = right;
                                    else if (node == node->parent->left)
                                        node->parent->left = right;
                                    else
                                        node->parent->right = right;
                                
                                    right->left = node;
                                    node->parent = right;
                                }
                                
                                //右旋函数
                                void RBTree::rightRotate(Node* node)
                                {
                                    Node* left = node->left;
                                    node->left = left->right;
                                
                                    if (left->right != NULL)
                                        left->right->parent = node;
                                
                                    left->parent = node->parent;
                                
                                    if (node->parent == NULL)
                                        root = left;
                                    else if (node == node->parent->left)
                                        node->parent->left = left;
                                    else
                                        node->parent->right = left;
                                
                                    left->right = node;
                                    node->parent = left;
                                }
                                
                                //插入修复函数
                                void RBTree::insertFixUp(Node* node)
                                {
                                    Node* parent = NULL;
                                    Node* grandparent = NULL;
                                
                                    while ((node->parent != NULL) && (node->parent->color == 0))
                                    {
                                        parent = node->parent;
                                        grandparent = parent->parent;
                                
                                        if (parent == grandparent->left)
                                        {
                                            Node* uncle = grandparent->right;
                                
                                            if (uncle != NULL && uncle->color == 0)
                                            {
                                                grandparent->color = 0;
                                                parent->color = 1;
                                                uncle->color = 1;
                                                node = grandparent;
                                            }
                                            else
                                            {
                                                if (node == parent->right)
                                                {
                                                    node = parent;
                                                    leftRotate(node);
                                                }
                                
                                                parent = node->parent;
                                                grandparent = parent->parent;
                                                grandparent->color = 0;
                                                parent->color = 1;
                                                rightRotate(grandparent);
                                            }
                                        }
                                        else
                                        {
                                            Node* uncle = grandparent->left;
                                
                                            if (uncle != NULL && uncle->color == 0)
                                            {
                                                grandparent->color = 0;
                                                parent->color = 1;
                                                uncle->color = 1;
                                                node = grandparent;
                                            }
                                            else
                                            {
                                                if (node == parent->left)
                                                {
                                                    node = parent;
                                                    rightRotate(node);
                                                }
                                
                                                parent = node->parent;
                                                grandparent = parent->parent;
                                                grandparent->color = 0;
                                                parent->color = 1;
                                                leftRotate(grandparent);
                                            }
                                        }
                                    }
                                    root->color = 1;
                                }
                                
                                //删除函数
                                void RBTree::deleteNode(Node* node)
                                {
                                    //定义临时节点
                                    Node* temp = node;
                                    Node* child;
                                    int temp_color = temp->color;
                                
                                    if (node->left == NULL)
                                    {
                                        child = node->right;
                                        transplant(node, node->right);
                                    }
                                    else if (node->right == NULL)
                                    {
                                        child = node->left;
                                        transplant(node, node->left);
                                    }
                                    else
                                    {
                                        temp = minimum(node->right);
                                        temp_color = temp->color;
                                        child = temp->right;
                                        if (temp->parent == node)
                                        {
                                            child->parent = temp;
                                        }
                                        else
                                        {
                                            transplant(temp, temp->right);
                                            temp->right = node->right;
                                            temp->right->parent = temp;
                                        }
                                        transplant(node, temp);
                                        temp->left = node->left;
                                        temp->left->parent = temp;
                                        temp->color = node->color;
                                    }
                                    if (temp_color == 1)
                                    {
                                        deleteFixUp(child);
                                    }
                                }
                                
                                //删除修复函数
                                void RBTree::deleteFixUp(Node* node)
                                {
                                    Node *parent, *sibling;
                                
                                    while ((node != root) && (node->color == 1))
                                    {
                                        parent = node->parent;
                                        if (node == parent->left)
                                        {
                                            sibling = parent->right;
                                            if (sibling->color == 0)
                                            {
                                                sibling->color = 1;
                                                parent->color = 0;
                                                leftRotate(parent);
                                                sibling = parent->right;
                                            }
                                            if ((sibling->left->color == 1) && (sibling->right->color == 1))
                                            {
                                                sibling->color = 0;
                                                node = parent;
                                            }
                                            else
                                            {
                                                if (sibling->right->color == 1)
                                                {
                                                    sibling->left->color = 1;
                                                    sibling->color = 0;
                                                    rightRotate(sibling);
                                                    sibling = parent->right;
                                                }
                                                sibling->color = parent->color;
                                                parent->color = 1;
                                                sibling->right->color = 1;
                                                leftRotate(parent);
                                                node = root;
                                            }
                                        }
                                        else
                                        {
                                            sibling = parent->left;
                                            if (sibling->color == 0)
                                            {
                                                sibling->color = 1;
                                                parent->color = 0;
                                                rightRotate(parent);
                                                sibling = parent->left;
                                            }
                                            if ((sibling->left->color == 1) && (sibling->right->color == 1))
                                            {
                                                sibling->color = 0;
                                                node = parent;
                                            }
                                            else
                                            {
                                                if (sibling->left->color == 1)
                                                {
                                                    sibling->right->color = 1;
                                                    sibling->color = 0;
                                                    leftRotate(sibling);
                                                    sibling = parent->left;
                                                }
                                                sibling->color = parent->color;
                                                parent->color = 1;
                                                sibling->left->color = 1;
                                                rightRotate(parent);
                                                node = root;
                                            }
                                        }
                                    }
                                    node->color = 1;
                                }
                                
                                E 离线
                                E 离线
                                eatmelon
                                🍌
                                写于 最后由 eatmelon 编辑
                                #1500

                                ChatGPT 说:

                                eatmelon说:

                                请基于红黑树技术写出一段搜索树,语言为C++,不得使用stl标准库

                                #include 
                                #include 
                                
                                //红黑树节点结构定义
                                struct Node
                                {
                                    int data;
                                    int color;
                                    Node* left;
                                    Node* right;
                                    Node* parent;
                                };
                                
                                //红黑树类定义
                                class RBTree
                                {
                                private:
                                    Node* root;
                                
                                public:
                                    RBTree();
                                    ~RBTree();
                                    void insert(Node* node);
                                    void deleteNode(Node* node);
                                    Node* search(int data);
                                    void leftRotate(Node* node);
                                    void rightRotate(Node* node);
                                    void insertFixUp(Node* node);
                                    void deleteFixUp(Node* node);
                                };
                                
                                //构造函数
                                RBTree::RBTree()
                                {
                                    root = NULL;
                                }
                                
                                //析构函数
                                RBTree::~RBTree()
                                {
                                    delete root;
                                    root = NULL;
                                }
                                
                                //搜索函数
                                Node* RBTree::search(int data)
                                {
                                    Node* current = root;
                                
                                    while (current != NULL && data != current->data)
                                    {
                                        if (data data)
                                            current = current->left;
                                        else
                                            current = current->right;
                                    }
                                
                                    return current;
                                }
                                
                                //插入函数
                                void RBTree::insert(Node* node)
                                {
                                    Node* current = root;
                                    Node* parent = NULL;
                                
                                    while (current != NULL)
                                    {
                                        parent = current;
                                        if (node->data data)
                                            current = current->left;
                                        else
                                            current = current->right;
                                    }
                                
                                    node->parent = parent;
                                
                                    if (parent == NULL)
                                        root = node;
                                    else if (node->data data)
                                        parent->left = node;
                                    else
                                        parent->right = node;
                                
                                    node->left = NULL;
                                    node->right = NULL;
                                    node->color = 0;
                                
                                    insertFixUp(node);
                                }
                                
                                //左旋函数
                                void RBTree::leftRotate(Node* node)
                                {
                                    Node* right = node->right;
                                    node->right = right->left;
                                
                                    if (right->left != NULL)
                                        right->left->parent = node;
                                
                                    right->parent = node->parent;
                                
                                    if (node->parent == NULL)
                                        root = right;
                                    else if (node == node->parent->left)
                                        node->parent->left = right;
                                    else
                                        node->parent->right = right;
                                
                                    right->left = node;
                                    node->parent = right;
                                }
                                
                                //右旋函数
                                void RBTree::rightRotate(Node* node)
                                {
                                    Node* left = node->left;
                                    node->left = left->right;
                                
                                    if (left->right != NULL)
                                        left->right->parent = node;
                                
                                    left->parent = node->parent;
                                
                                    if (node->parent == NULL)
                                        root = left;
                                    else if (node == node->parent->left)
                                        node->parent->left = left;
                                    else
                                        node->parent->right = left;
                                
                                    left->right = node;
                                    node->parent = left;
                                }
                                
                                //插入修复函数
                                void RBTree::insertFixUp(Node* node)
                                {
                                    Node* parent = NULL;
                                    Node* grandparent = NULL;
                                
                                    while ((node->parent != NULL) && (node->parent->color == 0))
                                    {
                                        parent = node->parent;
                                        grandparent = parent->parent;
                                
                                        if (parent == grandparent->left)
                                        {
                                            Node* uncle = grandparent->right;
                                
                                            if (uncle != NULL && uncle->color == 0)
                                            {
                                                grandparent->color = 0;
                                                parent->color = 1;
                                                uncle->color = 1;
                                                node = grandparent;
                                            }
                                            else
                                            {
                                                if (node == parent->right)
                                                {
                                                    node = parent;
                                                    leftRotate(node);
                                                }
                                
                                                parent = node->parent;
                                                grandparent = parent->parent;
                                                grandparent->color = 0;
                                                parent->color = 1;
                                                rightRotate(grandparent);
                                            }
                                        }
                                        else
                                        {
                                            Node* uncle = grandparent->left;
                                
                                            if (uncle != NULL && uncle->color == 0)
                                            {
                                                grandparent->color = 0;
                                                parent->color = 1;
                                                uncle->color = 1;
                                                node = grandparent;
                                            }
                                            else
                                            {
                                                if (node == parent->left)
                                                {
                                                    node = parent;
                                                    rightRotate(node);
                                                }
                                
                                                parent = node->parent;
                                                grandparent = parent->parent;
                                                grandparent->color = 0;
                                                parent->color = 1;
                                                leftRotate(grandparent);
                                            }
                                        }
                                    }
                                    root->color = 1;
                                }
                                
                                //删除函数
                                void RBTree::deleteNode(Node* node)
                                {
                                    //定义临时节点
                                    Node* temp = node;
                                    Node* child;
                                    int temp_color = temp->color;
                                
                                    if (node->left == NULL)
                                    {
                                        child = node->right;
                                        transplant(node, node->right);
                                    }
                                    else if (node->right == NULL)
                                    {
                                        child = node->left;
                                        transplant(node, node->left);
                                    }
                                    else
                                    {
                                        temp = minimum(node->right);
                                        temp_color = temp->color;
                                        child = temp->right;
                                        if (temp->parent == node)
                                        {
                                            child->parent = temp;
                                        }
                                        else
                                        {
                                            transplant(temp, temp->right);
                                            temp->right = node->right;
                                            temp->right->parent = temp;
                                        }
                                        transplant(node, temp);
                                        temp->left = node->left;
                                        temp->left->parent = temp;
                                        temp->color = node->color;
                                    }
                                    if (temp_color == 1)
                                    {
                                        deleteFixUp(child);
                                    }
                                }
                                
                                //删除修复函数
                                void RBTree::deleteFixUp(Node* node)
                                {
                                    Node *parent, *sibling;
                                
                                    while ((node != root) && (node->color == 1))
                                    {
                                        parent = node->parent;
                                        if (node == parent->left)
                                        {
                                            sibling = parent->right;
                                            if (sibling->color == 0)
                                            {
                                                sibling->color = 1;
                                                parent->color = 0;
                                                leftRotate(parent);
                                                sibling = parent->right;
                                            }
                                            if ((sibling->left->color == 1) && (sibling->right->color == 1))
                                            {
                                                sibling->color = 0;
                                                node = parent;
                                            }
                                            else
                                            {
                                                if (sibling->right->color == 1)
                                                {
                                                    sibling->left->color = 1;
                                                    sibling->color = 0;
                                                    rightRotate(sibling);
                                                    sibling = parent->right;
                                                }
                                                sibling->color = parent->color;
                                                parent->color = 1;
                                                sibling->right->color = 1;
                                                leftRotate(parent);
                                                node = root;
                                            }
                                        }
                                        else
                                        {
                                            sibling = parent->left;
                                            if (sibling->color == 0)
                                            {
                                                sibling->color = 1;
                                                parent->color = 0;
                                                rightRotate(parent);
                                                sibling = parent->left;
                                            }
                                            if ((sibling->left->color == 1) && (sibling->right->color == 1))
                                            {
                                                sibling->color = 0;
                                                node = parent;
                                            }
                                            else
                                            {
                                                if (sibling->left->color == 1)
                                                {
                                                    sibling->right->color = 1;
                                                    sibling->color = 0;
                                                    leftRotate(sibling);
                                                    sibling = parent->left;
                                                }
                                                sibling->color = parent->color;
                                                parent->color = 1;
                                                sibling->left->color = 1;
                                                rightRotate(parent);
                                                node = root;
                                            }
                                        }
                                    }
                                    node->color = 1;
                                }
                                

                                @ChatGPT 请解释该代码

                                ChatGPTC 1 条回复 最后回复
                                0
                                • E eatmelon

                                  ChatGPT 说:

                                  eatmelon说:

                                  请基于红黑树技术写出一段搜索树,语言为C++,不得使用stl标准库

                                  #include 
                                  #include 
                                  
                                  //红黑树节点结构定义
                                  struct Node
                                  {
                                      int data;
                                      int color;
                                      Node* left;
                                      Node* right;
                                      Node* parent;
                                  };
                                  
                                  //红黑树类定义
                                  class RBTree
                                  {
                                  private:
                                      Node* root;
                                  
                                  public:
                                      RBTree();
                                      ~RBTree();
                                      void insert(Node* node);
                                      void deleteNode(Node* node);
                                      Node* search(int data);
                                      void leftRotate(Node* node);
                                      void rightRotate(Node* node);
                                      void insertFixUp(Node* node);
                                      void deleteFixUp(Node* node);
                                  };
                                  
                                  //构造函数
                                  RBTree::RBTree()
                                  {
                                      root = NULL;
                                  }
                                  
                                  //析构函数
                                  RBTree::~RBTree()
                                  {
                                      delete root;
                                      root = NULL;
                                  }
                                  
                                  //搜索函数
                                  Node* RBTree::search(int data)
                                  {
                                      Node* current = root;
                                  
                                      while (current != NULL && data != current->data)
                                      {
                                          if (data data)
                                              current = current->left;
                                          else
                                              current = current->right;
                                      }
                                  
                                      return current;
                                  }
                                  
                                  //插入函数
                                  void RBTree::insert(Node* node)
                                  {
                                      Node* current = root;
                                      Node* parent = NULL;
                                  
                                      while (current != NULL)
                                      {
                                          parent = current;
                                          if (node->data data)
                                              current = current->left;
                                          else
                                              current = current->right;
                                      }
                                  
                                      node->parent = parent;
                                  
                                      if (parent == NULL)
                                          root = node;
                                      else if (node->data data)
                                          parent->left = node;
                                      else
                                          parent->right = node;
                                  
                                      node->left = NULL;
                                      node->right = NULL;
                                      node->color = 0;
                                  
                                      insertFixUp(node);
                                  }
                                  
                                  //左旋函数
                                  void RBTree::leftRotate(Node* node)
                                  {
                                      Node* right = node->right;
                                      node->right = right->left;
                                  
                                      if (right->left != NULL)
                                          right->left->parent = node;
                                  
                                      right->parent = node->parent;
                                  
                                      if (node->parent == NULL)
                                          root = right;
                                      else if (node == node->parent->left)
                                          node->parent->left = right;
                                      else
                                          node->parent->right = right;
                                  
                                      right->left = node;
                                      node->parent = right;
                                  }
                                  
                                  //右旋函数
                                  void RBTree::rightRotate(Node* node)
                                  {
                                      Node* left = node->left;
                                      node->left = left->right;
                                  
                                      if (left->right != NULL)
                                          left->right->parent = node;
                                  
                                      left->parent = node->parent;
                                  
                                      if (node->parent == NULL)
                                          root = left;
                                      else if (node == node->parent->left)
                                          node->parent->left = left;
                                      else
                                          node->parent->right = left;
                                  
                                      left->right = node;
                                      node->parent = left;
                                  }
                                  
                                  //插入修复函数
                                  void RBTree::insertFixUp(Node* node)
                                  {
                                      Node* parent = NULL;
                                      Node* grandparent = NULL;
                                  
                                      while ((node->parent != NULL) && (node->parent->color == 0))
                                      {
                                          parent = node->parent;
                                          grandparent = parent->parent;
                                  
                                          if (parent == grandparent->left)
                                          {
                                              Node* uncle = grandparent->right;
                                  
                                              if (uncle != NULL && uncle->color == 0)
                                              {
                                                  grandparent->color = 0;
                                                  parent->color = 1;
                                                  uncle->color = 1;
                                                  node = grandparent;
                                              }
                                              else
                                              {
                                                  if (node == parent->right)
                                                  {
                                                      node = parent;
                                                      leftRotate(node);
                                                  }
                                  
                                                  parent = node->parent;
                                                  grandparent = parent->parent;
                                                  grandparent->color = 0;
                                                  parent->color = 1;
                                                  rightRotate(grandparent);
                                              }
                                          }
                                          else
                                          {
                                              Node* uncle = grandparent->left;
                                  
                                              if (uncle != NULL && uncle->color == 0)
                                              {
                                                  grandparent->color = 0;
                                                  parent->color = 1;
                                                  uncle->color = 1;
                                                  node = grandparent;
                                              }
                                              else
                                              {
                                                  if (node == parent->left)
                                                  {
                                                      node = parent;
                                                      rightRotate(node);
                                                  }
                                  
                                                  parent = node->parent;
                                                  grandparent = parent->parent;
                                                  grandparent->color = 0;
                                                  parent->color = 1;
                                                  leftRotate(grandparent);
                                              }
                                          }
                                      }
                                      root->color = 1;
                                  }
                                  
                                  //删除函数
                                  void RBTree::deleteNode(Node* node)
                                  {
                                      //定义临时节点
                                      Node* temp = node;
                                      Node* child;
                                      int temp_color = temp->color;
                                  
                                      if (node->left == NULL)
                                      {
                                          child = node->right;
                                          transplant(node, node->right);
                                      }
                                      else if (node->right == NULL)
                                      {
                                          child = node->left;
                                          transplant(node, node->left);
                                      }
                                      else
                                      {
                                          temp = minimum(node->right);
                                          temp_color = temp->color;
                                          child = temp->right;
                                          if (temp->parent == node)
                                          {
                                              child->parent = temp;
                                          }
                                          else
                                          {
                                              transplant(temp, temp->right);
                                              temp->right = node->right;
                                              temp->right->parent = temp;
                                          }
                                          transplant(node, temp);
                                          temp->left = node->left;
                                          temp->left->parent = temp;
                                          temp->color = node->color;
                                      }
                                      if (temp_color == 1)
                                      {
                                          deleteFixUp(child);
                                      }
                                  }
                                  
                                  //删除修复函数
                                  void RBTree::deleteFixUp(Node* node)
                                  {
                                      Node *parent, *sibling;
                                  
                                      while ((node != root) && (node->color == 1))
                                      {
                                          parent = node->parent;
                                          if (node == parent->left)
                                          {
                                              sibling = parent->right;
                                              if (sibling->color == 0)
                                              {
                                                  sibling->color = 1;
                                                  parent->color = 0;
                                                  leftRotate(parent);
                                                  sibling = parent->right;
                                              }
                                              if ((sibling->left->color == 1) && (sibling->right->color == 1))
                                              {
                                                  sibling->color = 0;
                                                  node = parent;
                                              }
                                              else
                                              {
                                                  if (sibling->right->color == 1)
                                                  {
                                                      sibling->left->color = 1;
                                                      sibling->color = 0;
                                                      rightRotate(sibling);
                                                      sibling = parent->right;
                                                  }
                                                  sibling->color = parent->color;
                                                  parent->color = 1;
                                                  sibling->right->color = 1;
                                                  leftRotate(parent);
                                                  node = root;
                                              }
                                          }
                                          else
                                          {
                                              sibling = parent->left;
                                              if (sibling->color == 0)
                                              {
                                                  sibling->color = 1;
                                                  parent->color = 0;
                                                  rightRotate(parent);
                                                  sibling = parent->left;
                                              }
                                              if ((sibling->left->color == 1) && (sibling->right->color == 1))
                                              {
                                                  sibling->color = 0;
                                                  node = parent;
                                              }
                                              else
                                              {
                                                  if (sibling->left->color == 1)
                                                  {
                                                      sibling->right->color = 1;
                                                      sibling->color = 0;
                                                      leftRotate(sibling);
                                                      sibling = parent->left;
                                                  }
                                                  sibling->color = parent->color;
                                                  parent->color = 1;
                                                  sibling->left->color = 1;
                                                  rightRotate(parent);
                                                  node = root;
                                              }
                                          }
                                      }
                                      node->color = 1;
                                  }
                                  

                                  @ChatGPT 请解释该代码

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                                  写于 最后由 编辑
                                  #1501

                                  eatmelon说:

                                  ChatGPT 说:

                                  eatmelon说:

                                  请基于红黑树技术写出一段搜索树,语言为C++,不得使用stl标准库

                                  #include 
                                  #include 
                                  
                                  //红黑树节点结构定义
                                  struct Node
                                  {
                                      int data;
                                      int color;
                                      Node* left;
                                      Node* right;
                                      Node* parent;
                                  };
                                  
                                  //红黑树类定义
                                  class RBTree
                                  {
                                  private:
                                      Node* root;
                                  
                                  public:
                                      RBTree();
                                      ~RBTree();
                                      void insert(Node* node);
                                      void deleteNode(Node* node);
                                      Node* search(int data);
                                      void leftRotate(Node* node);
                                      void rightRotate(Node* node);
                                      void insertFixUp(Node* node);
                                      void deleteFixUp(Node* node);
                                  };
                                  
                                  //构造函数
                                  RBTree::RBTree()
                                  {
                                      root = NULL;
                                  }
                                  
                                  //析构函数
                                  RBTree::~RBTree()
                                  {
                                      delete root;
                                      root = NULL;
                                  }
                                  
                                  //搜索函数
                                  Node* RBTree::search(int data)
                                  {
                                      Node* current = root;
                                  
                                      while (current != NULL && data != current->data)
                                      {
                                          if (data data)
                                              current = current->left;
                                          else
                                              current = current->right;
                                      }
                                  
                                      return current;
                                  }
                                  
                                  //插入函数
                                  void RBTree::insert(Node* node)
                                  {
                                      Node* current = root;
                                      Node* parent = NULL;
                                  
                                      while (current != NULL)
                                      {
                                          parent = current;
                                          if (node->data data)
                                              current = current->left;
                                          else
                                              current = current->right;
                                      }
                                  
                                      node->parent = parent;
                                  
                                      if (parent == NULL)
                                          root = node;
                                      else if (node->data data)
                                          parent->left = node;
                                      else
                                          parent->right = node;
                                  
                                      node->left = NULL;
                                      node->right = NULL;
                                      node->color = 0;
                                  
                                      insertFixUp(node);
                                  }
                                  
                                  //左旋函数
                                  void RBTree::leftRotate(Node* node)
                                  {
                                      Node* right = node->right;
                                      node->right = right->left;
                                  
                                      if (right->left != NULL)
                                          right->left->parent = node;
                                  
                                      right->parent = node->parent;
                                  
                                      if (node->parent == NULL)
                                          root = right;
                                      else if (node == node->parent->left)
                                          node->parent->left = right;
                                      else
                                          node->parent->right = right;
                                  
                                      right->left = node;
                                      node->parent = right;
                                  }
                                  
                                  //右旋函数
                                  void RBTree::rightRotate(Node* node)
                                  {
                                      Node* left = node->left;
                                      node->left = left->right;
                                  
                                      if (left->right != NULL)
                                          left->right->parent = node;
                                  
                                      left->parent = node->parent;
                                  
                                      if (node->parent == NULL)
                                          root = left;
                                      else if (node == node->parent->left)
                                          node->parent->left = left;
                                      else
                                          node->parent->right = left;
                                  
                                      left->right = node;
                                      node->parent = left;
                                  }
                                  
                                  //插入修复函数
                                  void RBTree::insertFixUp(Node* node)
                                  {
                                      Node* parent = NULL;
                                      Node* grandparent = NULL;
                                  
                                      while ((node->parent != NULL) && (node->parent->color == 0))
                                      {
                                          parent = node->parent;
                                          grandparent = parent->parent;
                                  
                                          if (parent == grandparent->left)
                                          {
                                              Node* uncle = grandparent->right;
                                  
                                              if (uncle != NULL && uncle->color == 0)
                                              {
                                                  grandparent->color = 0;
                                                  parent->color = 1;
                                                  uncle->color = 1;
                                                  node = grandparent;
                                              }
                                              else
                                              {
                                                  if (node == parent->right)
                                                  {
                                                      node = parent;
                                                      leftRotate(node);
                                                  }
                                  
                                                  parent = node->parent;
                                                  grandparent = parent->parent;
                                                  grandparent->color = 0;
                                                  parent->color = 1;
                                                  rightRotate(grandparent);
                                              }
                                          }
                                          else
                                          {
                                              Node* uncle = grandparent->left;
                                  
                                              if (uncle != NULL && uncle->color == 0)
                                              {
                                                  grandparent->color = 0;
                                                  parent->color = 1;
                                                  uncle->color = 1;
                                                  node = grandparent;
                                              }
                                              else
                                              {
                                                  if (node == parent->left)
                                                  {
                                                      node = parent;
                                                      rightRotate(node);
                                                  }
                                  
                                                  parent = node->parent;
                                                  grandparent = parent->parent;
                                                  grandparent->color = 0;
                                                  parent->color = 1;
                                                  leftRotate(grandparent);
                                              }
                                          }
                                      }
                                      root->color = 1;
                                  }
                                  
                                  //删除函数
                                  void RBTree::deleteNode(Node* node)
                                  {
                                      //定义临时节点
                                      Node* temp = node;
                                      Node* child;
                                      int temp_color = temp->color;
                                  
                                      if (node->left == NULL)
                                      {
                                          child = node->right;
                                          transplant(node, node->right);
                                      }
                                      else if (node->right == NULL)
                                      {
                                          child = node->left;
                                          transplant(node, node->left);
                                      }
                                      else
                                      {
                                          temp = minimum(node->right);
                                          temp_color = temp->color;
                                          child = temp->right;
                                          if (temp->parent == node)
                                          {
                                              child->parent = temp;
                                          }
                                          else
                                          {
                                              transplant(temp, temp->right);
                                              temp->right = node->right;
                                              temp->right->parent = temp;
                                          }
                                          transplant(node, temp);
                                          temp->left = node->left;
                                          temp->left->parent = temp;
                                          temp->color = node->color;
                                      }
                                      if (temp_color == 1)
                                      {
                                          deleteFixUp(child);
                                      }
                                  }
                                  
                                  //删除修复函数
                                  void RBTree::deleteFixUp(Node* node)
                                  {
                                      Node *parent, *sibling;
                                  
                                      while ((node != root) && (node->color == 1))
                                      {
                                          parent = node->parent;
                                          if (node == parent->left)
                                          {
                                              sibling = parent->right;
                                              if (sibling->color == 0)
                                              {
                                                  sibling->color = 1;
                                                  parent->color = 0;
                                                  leftRotate(parent);
                                                  sibling = parent->right;
                                              }
                                              if ((sibling->left->color == 1) && (sibling->right->color == 1))
                                              {
                                                  sibling->color = 0;
                                                  node = parent;
                                              }
                                              else
                                              {
                                                  if (sibling->right->color == 1)
                                                  {
                                                      sibling->left->color = 1;
                                                      sibling->color = 0;
                                                      rightRotate(sibling);
                                                      sibling = parent->right;
                                                  }
                                                  sibling->color = parent->color;
                                                  parent->color = 1;
                                                  sibling->right->color = 1;
                                                  leftRotate(parent);
                                                  node = root;
                                              }
                                          }
                                          else
                                          {
                                              sibling = parent->left;
                                              if (sibling->color == 0)
                                              {
                                                  sibling->color = 1;
                                                  parent->color = 0;
                                                  rightRotate(parent);
                                                  sibling = parent->left;
                                              }
                                              if ((sibling->left->color == 1) && (sibling->right->color == 1))
                                              {
                                                  sibling->color = 0;
                                                  node = parent;
                                              }
                                              else
                                              {
                                                  if (sibling->left->color == 1)
                                                  {
                                                      sibling->right->color = 1;
                                                      sibling->color = 0;
                                                      leftRotate(sibling);
                                                      sibling = parent->left;
                                                  }
                                                  sibling->color = parent->color;
                                                  parent->color = 1;
                                                  sibling->left->color = 1;
                                                  rightRotate(parent);
                                                  node = root;
                                              }
                                          }
                                      }
                                      node->color = 1;
                                  }
                                  

                                  请解释该代码

                                  哎呀, ChatGPT 出问题了, 站长快来修复一下~ @malaohu

                                  帖子内容中 @ChatGPT(注意前后空格,发帖后名称变色才行)。必须@才会回答

                                  1 条回复 最后回复
                                  0
                                  • ChatGPTC ChatGPT

                                    eatmelon说:

                                    请基于红黑树技术写出一段搜索树,语言为C++,不得使用stl标准库

                                    #include 
                                    #include 
                                    
                                    //红黑树节点结构定义
                                    struct Node
                                    {
                                        int data;
                                        int color;
                                        Node* left;
                                        Node* right;
                                        Node* parent;
                                    };
                                    
                                    //红黑树类定义
                                    class RBTree
                                    {
                                    private:
                                        Node* root;
                                    
                                    public:
                                        RBTree();
                                        ~RBTree();
                                        void insert(Node* node);
                                        void deleteNode(Node* node);
                                        Node* search(int data);
                                        void leftRotate(Node* node);
                                        void rightRotate(Node* node);
                                        void insertFixUp(Node* node);
                                        void deleteFixUp(Node* node);
                                    };
                                    
                                    //构造函数
                                    RBTree::RBTree()
                                    {
                                        root = NULL;
                                    }
                                    
                                    //析构函数
                                    RBTree::~RBTree()
                                    {
                                        delete root;
                                        root = NULL;
                                    }
                                    
                                    //搜索函数
                                    Node* RBTree::search(int data)
                                    {
                                        Node* current = root;
                                    
                                        while (current != NULL && data != current->data)
                                        {
                                            if (data data)
                                                current = current->left;
                                            else
                                                current = current->right;
                                        }
                                    
                                        return current;
                                    }
                                    
                                    //插入函数
                                    void RBTree::insert(Node* node)
                                    {
                                        Node* current = root;
                                        Node* parent = NULL;
                                    
                                        while (current != NULL)
                                        {
                                            parent = current;
                                            if (node->data data)
                                                current = current->left;
                                            else
                                                current = current->right;
                                        }
                                    
                                        node->parent = parent;
                                    
                                        if (parent == NULL)
                                            root = node;
                                        else if (node->data data)
                                            parent->left = node;
                                        else
                                            parent->right = node;
                                    
                                        node->left = NULL;
                                        node->right = NULL;
                                        node->color = 0;
                                    
                                        insertFixUp(node);
                                    }
                                    
                                    //左旋函数
                                    void RBTree::leftRotate(Node* node)
                                    {
                                        Node* right = node->right;
                                        node->right = right->left;
                                    
                                        if (right->left != NULL)
                                            right->left->parent = node;
                                    
                                        right->parent = node->parent;
                                    
                                        if (node->parent == NULL)
                                            root = right;
                                        else if (node == node->parent->left)
                                            node->parent->left = right;
                                        else
                                            node->parent->right = right;
                                    
                                        right->left = node;
                                        node->parent = right;
                                    }
                                    
                                    //右旋函数
                                    void RBTree::rightRotate(Node* node)
                                    {
                                        Node* left = node->left;
                                        node->left = left->right;
                                    
                                        if (left->right != NULL)
                                            left->right->parent = node;
                                    
                                        left->parent = node->parent;
                                    
                                        if (node->parent == NULL)
                                            root = left;
                                        else if (node == node->parent->left)
                                            node->parent->left = left;
                                        else
                                            node->parent->right = left;
                                    
                                        left->right = node;
                                        node->parent = left;
                                    }
                                    
                                    //插入修复函数
                                    void RBTree::insertFixUp(Node* node)
                                    {
                                        Node* parent = NULL;
                                        Node* grandparent = NULL;
                                    
                                        while ((node->parent != NULL) && (node->parent->color == 0))
                                        {
                                            parent = node->parent;
                                            grandparent = parent->parent;
                                    
                                            if (parent == grandparent->left)
                                            {
                                                Node* uncle = grandparent->right;
                                    
                                                if (uncle != NULL && uncle->color == 0)
                                                {
                                                    grandparent->color = 0;
                                                    parent->color = 1;
                                                    uncle->color = 1;
                                                    node = grandparent;
                                                }
                                                else
                                                {
                                                    if (node == parent->right)
                                                    {
                                                        node = parent;
                                                        leftRotate(node);
                                                    }
                                    
                                                    parent = node->parent;
                                                    grandparent = parent->parent;
                                                    grandparent->color = 0;
                                                    parent->color = 1;
                                                    rightRotate(grandparent);
                                                }
                                            }
                                            else
                                            {
                                                Node* uncle = grandparent->left;
                                    
                                                if (uncle != NULL && uncle->color == 0)
                                                {
                                                    grandparent->color = 0;
                                                    parent->color = 1;
                                                    uncle->color = 1;
                                                    node = grandparent;
                                                }
                                                else
                                                {
                                                    if (node == parent->left)
                                                    {
                                                        node = parent;
                                                        rightRotate(node);
                                                    }
                                    
                                                    parent = node->parent;
                                                    grandparent = parent->parent;
                                                    grandparent->color = 0;
                                                    parent->color = 1;
                                                    leftRotate(grandparent);
                                                }
                                            }
                                        }
                                        root->color = 1;
                                    }
                                    
                                    //删除函数
                                    void RBTree::deleteNode(Node* node)
                                    {
                                        //定义临时节点
                                        Node* temp = node;
                                        Node* child;
                                        int temp_color = temp->color;
                                    
                                        if (node->left == NULL)
                                        {
                                            child = node->right;
                                            transplant(node, node->right);
                                        }
                                        else if (node->right == NULL)
                                        {
                                            child = node->left;
                                            transplant(node, node->left);
                                        }
                                        else
                                        {
                                            temp = minimum(node->right);
                                            temp_color = temp->color;
                                            child = temp->right;
                                            if (temp->parent == node)
                                            {
                                                child->parent = temp;
                                            }
                                            else
                                            {
                                                transplant(temp, temp->right);
                                                temp->right = node->right;
                                                temp->right->parent = temp;
                                            }
                                            transplant(node, temp);
                                            temp->left = node->left;
                                            temp->left->parent = temp;
                                            temp->color = node->color;
                                        }
                                        if (temp_color == 1)
                                        {
                                            deleteFixUp(child);
                                        }
                                    }
                                    
                                    //删除修复函数
                                    void RBTree::deleteFixUp(Node* node)
                                    {
                                        Node *parent, *sibling;
                                    
                                        while ((node != root) && (node->color == 1))
                                        {
                                            parent = node->parent;
                                            if (node == parent->left)
                                            {
                                                sibling = parent->right;
                                                if (sibling->color == 0)
                                                {
                                                    sibling->color = 1;
                                                    parent->color = 0;
                                                    leftRotate(parent);
                                                    sibling = parent->right;
                                                }
                                                if ((sibling->left->color == 1) && (sibling->right->color == 1))
                                                {
                                                    sibling->color = 0;
                                                    node = parent;
                                                }
                                                else
                                                {
                                                    if (sibling->right->color == 1)
                                                    {
                                                        sibling->left->color = 1;
                                                        sibling->color = 0;
                                                        rightRotate(sibling);
                                                        sibling = parent->right;
                                                    }
                                                    sibling->color = parent->color;
                                                    parent->color = 1;
                                                    sibling->right->color = 1;
                                                    leftRotate(parent);
                                                    node = root;
                                                }
                                            }
                                            else
                                            {
                                                sibling = parent->left;
                                                if (sibling->color == 0)
                                                {
                                                    sibling->color = 1;
                                                    parent->color = 0;
                                                    rightRotate(parent);
                                                    sibling = parent->left;
                                                }
                                                if ((sibling->left->color == 1) && (sibling->right->color == 1))
                                                {
                                                    sibling->color = 0;
                                                    node = parent;
                                                }
                                                else
                                                {
                                                    if (sibling->left->color == 1)
                                                    {
                                                        sibling->right->color = 1;
                                                        sibling->color = 0;
                                                        leftRotate(sibling);
                                                        sibling = parent->left;
                                                    }
                                                    sibling->color = parent->color;
                                                    parent->color = 1;
                                                    sibling->left->color = 1;
                                                    rightRotate(parent);
                                                    node = root;
                                                }
                                            }
                                        }
                                        node->color = 1;
                                    }
                                    
                                    E 离线
                                    E 离线
                                    eatmelon
                                    🍌
                                    写于 最后由 编辑
                                    #1502

                                    ChatGPT 说:

                                    eatmelon说:

                                    请基于红黑树技术写出一段搜索树,语言为C++,不得使用stl标准库

                                    #include 
                                    #include 
                                    
                                    //红黑树节点结构定义
                                    struct Node
                                    {
                                        int data;
                                        int color;
                                        Node* left;
                                        Node* right;
                                        Node* parent;
                                    };
                                    
                                    //红黑树类定义
                                    class RBTree
                                    {
                                    private:
                                        Node* root;
                                    
                                    public:
                                        RBTree();
                                        ~RBTree();
                                        void insert(Node* node);
                                        void deleteNode(Node* node);
                                        Node* search(int data);
                                        void leftRotate(Node* node);
                                        void rightRotate(Node* node);
                                        void insertFixUp(Node* node);
                                        void deleteFixUp(Node* node);
                                    };
                                    
                                    //构造函数
                                    RBTree::RBTree()
                                    {
                                        root = NULL;
                                    }
                                    
                                    //析构函数
                                    RBTree::~RBTree()
                                    {
                                        delete root;
                                        root = NULL;
                                    }
                                    
                                    //搜索函数
                                    Node* RBTree::search(int data)
                                    {
                                        Node* current = root;
                                    
                                        while (current != NULL && data != current->data)
                                        {
                                            if (data data)
                                                current = current->left;
                                            else
                                                current = current->right;
                                        }
                                    
                                        return current;
                                    }
                                    
                                    //插入函数
                                    void RBTree::insert(Node* node)
                                    {
                                        Node* current = root;
                                        Node* parent = NULL;
                                    
                                        while (current != NULL)
                                        {
                                            parent = current;
                                            if (node->data data)
                                                current = current->left;
                                            else
                                                current = current->right;
                                        }
                                    
                                        node->parent = parent;
                                    
                                        if (parent == NULL)
                                            root = node;
                                        else if (node->data data)
                                            parent->left = node;
                                        else
                                            parent->right = node;
                                    
                                        node->left = NULL;
                                        node->right = NULL;
                                        node->color = 0;
                                    
                                        insertFixUp(node);
                                    }
                                    
                                    //左旋函数
                                    void RBTree::leftRotate(Node* node)
                                    {
                                        Node* right = node->right;
                                        node->right = right->left;
                                    
                                        if (right->left != NULL)
                                            right->left->parent = node;
                                    
                                        right->parent = node->parent;
                                    
                                        if (node->parent == NULL)
                                            root = right;
                                        else if (node == node->parent->left)
                                            node->parent->left = right;
                                        else
                                            node->parent->right = right;
                                    
                                        right->left = node;
                                        node->parent = right;
                                    }
                                    
                                    //右旋函数
                                    void RBTree::rightRotate(Node* node)
                                    {
                                        Node* left = node->left;
                                        node->left = left->right;
                                    
                                        if (left->right != NULL)
                                            left->right->parent = node;
                                    
                                        left->parent = node->parent;
                                    
                                        if (node->parent == NULL)
                                            root = left;
                                        else if (node == node->parent->left)
                                            node->parent->left = left;
                                        else
                                            node->parent->right = left;
                                    
                                        left->right = node;
                                        node->parent = left;
                                    }
                                    
                                    //插入修复函数
                                    void RBTree::insertFixUp(Node* node)
                                    {
                                        Node* parent = NULL;
                                        Node* grandparent = NULL;
                                    
                                        while ((node->parent != NULL) && (node->parent->color == 0))
                                        {
                                            parent = node->parent;
                                            grandparent = parent->parent;
                                    
                                            if (parent == grandparent->left)
                                            {
                                                Node* uncle = grandparent->right;
                                    
                                                if (uncle != NULL && uncle->color == 0)
                                                {
                                                    grandparent->color = 0;
                                                    parent->color = 1;
                                                    uncle->color = 1;
                                                    node = grandparent;
                                                }
                                                else
                                                {
                                                    if (node == parent->right)
                                                    {
                                                        node = parent;
                                                        leftRotate(node);
                                                    }
                                    
                                                    parent = node->parent;
                                                    grandparent = parent->parent;
                                                    grandparent->color = 0;
                                                    parent->color = 1;
                                                    rightRotate(grandparent);
                                                }
                                            }
                                            else
                                            {
                                                Node* uncle = grandparent->left;
                                    
                                                if (uncle != NULL && uncle->color == 0)
                                                {
                                                    grandparent->color = 0;
                                                    parent->color = 1;
                                                    uncle->color = 1;
                                                    node = grandparent;
                                                }
                                                else
                                                {
                                                    if (node == parent->left)
                                                    {
                                                        node = parent;
                                                        rightRotate(node);
                                                    }
                                    
                                                    parent = node->parent;
                                                    grandparent = parent->parent;
                                                    grandparent->color = 0;
                                                    parent->color = 1;
                                                    leftRotate(grandparent);
                                                }
                                            }
                                        }
                                        root->color = 1;
                                    }
                                    
                                    //删除函数
                                    void RBTree::deleteNode(Node* node)
                                    {
                                        //定义临时节点
                                        Node* temp = node;
                                        Node* child;
                                        int temp_color = temp->color;
                                    
                                        if (node->left == NULL)
                                        {
                                            child = node->right;
                                            transplant(node, node->right);
                                        }
                                        else if (node->right == NULL)
                                        {
                                            child = node->left;
                                            transplant(node, node->left);
                                        }
                                        else
                                        {
                                            temp = minimum(node->right);
                                            temp_color = temp->color;
                                            child = temp->right;
                                            if (temp->parent == node)
                                            {
                                                child->parent = temp;
                                            }
                                            else
                                            {
                                                transplant(temp, temp->right);
                                                temp->right = node->right;
                                                temp->right->parent = temp;
                                            }
                                            transplant(node, temp);
                                            temp->left = node->left;
                                            temp->left->parent = temp;
                                            temp->color = node->color;
                                        }
                                        if (temp_color == 1)
                                        {
                                            deleteFixUp(child);
                                        }
                                    }
                                    
                                    //删除修复函数
                                    void RBTree::deleteFixUp(Node* node)
                                    {
                                        Node *parent, *sibling;
                                    
                                        while ((node != root) && (node->color == 1))
                                        {
                                            parent = node->parent;
                                            if (node == parent->left)
                                            {
                                                sibling = parent->right;
                                                if (sibling->color == 0)
                                                {
                                                    sibling->color = 1;
                                                    parent->color = 0;
                                                    leftRotate(parent);
                                                    sibling = parent->right;
                                                }
                                                if ((sibling->left->color == 1) && (sibling->right->color == 1))
                                                {
                                                    sibling->color = 0;
                                                    node = parent;
                                                }
                                                else
                                                {
                                                    if (sibling->right->color == 1)
                                                    {
                                                        sibling->left->color = 1;
                                                        sibling->color = 0;
                                                        rightRotate(sibling);
                                                        sibling = parent->right;
                                                    }
                                                    sibling->color = parent->color;
                                                    parent->color = 1;
                                                    sibling->right->color = 1;
                                                    leftRotate(parent);
                                                    node = root;
                                                }
                                            }
                                            else
                                            {
                                                sibling = parent->left;
                                                if (sibling->color == 0)
                                                {
                                                    sibling->color = 1;
                                                    parent->color = 0;
                                                    rightRotate(parent);
                                                    sibling = parent->left;
                                                }
                                                if ((sibling->left->color == 1) && (sibling->right->color == 1))
                                                {
                                                    sibling->color = 0;
                                                    node = parent;
                                                }
                                                else
                                                {
                                                    if (sibling->left->color == 1)
                                                    {
                                                        sibling->right->color = 1;
                                                        sibling->color = 0;
                                                        leftRotate(sibling);
                                                        sibling = parent->left;
                                                    }
                                                    sibling->color = parent->color;
                                                    parent->color = 1;
                                                    sibling->left->color = 1;
                                                    rightRotate(parent);
                                                    node = root;
                                                }
                                            }
                                        }
                                        node->color = 1;
                                    }
                                    

                                    @ChatGPT 请详尽的解释该代码

                                    ChatGPTC 1 条回复 最后回复
                                    0
                                    • E eatmelon

                                      ChatGPT 说:

                                      eatmelon说:

                                      请基于红黑树技术写出一段搜索树,语言为C++,不得使用stl标准库

                                      #include 
                                      #include 
                                      
                                      //红黑树节点结构定义
                                      struct Node
                                      {
                                          int data;
                                          int color;
                                          Node* left;
                                          Node* right;
                                          Node* parent;
                                      };
                                      
                                      //红黑树类定义
                                      class RBTree
                                      {
                                      private:
                                          Node* root;
                                      
                                      public:
                                          RBTree();
                                          ~RBTree();
                                          void insert(Node* node);
                                          void deleteNode(Node* node);
                                          Node* search(int data);
                                          void leftRotate(Node* node);
                                          void rightRotate(Node* node);
                                          void insertFixUp(Node* node);
                                          void deleteFixUp(Node* node);
                                      };
                                      
                                      //构造函数
                                      RBTree::RBTree()
                                      {
                                          root = NULL;
                                      }
                                      
                                      //析构函数
                                      RBTree::~RBTree()
                                      {
                                          delete root;
                                          root = NULL;
                                      }
                                      
                                      //搜索函数
                                      Node* RBTree::search(int data)
                                      {
                                          Node* current = root;
                                      
                                          while (current != NULL && data != current->data)
                                          {
                                              if (data data)
                                                  current = current->left;
                                              else
                                                  current = current->right;
                                          }
                                      
                                          return current;
                                      }
                                      
                                      //插入函数
                                      void RBTree::insert(Node* node)
                                      {
                                          Node* current = root;
                                          Node* parent = NULL;
                                      
                                          while (current != NULL)
                                          {
                                              parent = current;
                                              if (node->data data)
                                                  current = current->left;
                                              else
                                                  current = current->right;
                                          }
                                      
                                          node->parent = parent;
                                      
                                          if (parent == NULL)
                                              root = node;
                                          else if (node->data data)
                                              parent->left = node;
                                          else
                                              parent->right = node;
                                      
                                          node->left = NULL;
                                          node->right = NULL;
                                          node->color = 0;
                                      
                                          insertFixUp(node);
                                      }
                                      
                                      //左旋函数
                                      void RBTree::leftRotate(Node* node)
                                      {
                                          Node* right = node->right;
                                          node->right = right->left;
                                      
                                          if (right->left != NULL)
                                              right->left->parent = node;
                                      
                                          right->parent = node->parent;
                                      
                                          if (node->parent == NULL)
                                              root = right;
                                          else if (node == node->parent->left)
                                              node->parent->left = right;
                                          else
                                              node->parent->right = right;
                                      
                                          right->left = node;
                                          node->parent = right;
                                      }
                                      
                                      //右旋函数
                                      void RBTree::rightRotate(Node* node)
                                      {
                                          Node* left = node->left;
                                          node->left = left->right;
                                      
                                          if (left->right != NULL)
                                              left->right->parent = node;
                                      
                                          left->parent = node->parent;
                                      
                                          if (node->parent == NULL)
                                              root = left;
                                          else if (node == node->parent->left)
                                              node->parent->left = left;
                                          else
                                              node->parent->right = left;
                                      
                                          left->right = node;
                                          node->parent = left;
                                      }
                                      
                                      //插入修复函数
                                      void RBTree::insertFixUp(Node* node)
                                      {
                                          Node* parent = NULL;
                                          Node* grandparent = NULL;
                                      
                                          while ((node->parent != NULL) && (node->parent->color == 0))
                                          {
                                              parent = node->parent;
                                              grandparent = parent->parent;
                                      
                                              if (parent == grandparent->left)
                                              {
                                                  Node* uncle = grandparent->right;
                                      
                                                  if (uncle != NULL && uncle->color == 0)
                                                  {
                                                      grandparent->color = 0;
                                                      parent->color = 1;
                                                      uncle->color = 1;
                                                      node = grandparent;
                                                  }
                                                  else
                                                  {
                                                      if (node == parent->right)
                                                      {
                                                          node = parent;
                                                          leftRotate(node);
                                                      }
                                      
                                                      parent = node->parent;
                                                      grandparent = parent->parent;
                                                      grandparent->color = 0;
                                                      parent->color = 1;
                                                      rightRotate(grandparent);
                                                  }
                                              }
                                              else
                                              {
                                                  Node* uncle = grandparent->left;
                                      
                                                  if (uncle != NULL && uncle->color == 0)
                                                  {
                                                      grandparent->color = 0;
                                                      parent->color = 1;
                                                      uncle->color = 1;
                                                      node = grandparent;
                                                  }
                                                  else
                                                  {
                                                      if (node == parent->left)
                                                      {
                                                          node = parent;
                                                          rightRotate(node);
                                                      }
                                      
                                                      parent = node->parent;
                                                      grandparent = parent->parent;
                                                      grandparent->color = 0;
                                                      parent->color = 1;
                                                      leftRotate(grandparent);
                                                  }
                                              }
                                          }
                                          root->color = 1;
                                      }
                                      
                                      //删除函数
                                      void RBTree::deleteNode(Node* node)
                                      {
                                          //定义临时节点
                                          Node* temp = node;
                                          Node* child;
                                          int temp_color = temp->color;
                                      
                                          if (node->left == NULL)
                                          {
                                              child = node->right;
                                              transplant(node, node->right);
                                          }
                                          else if (node->right == NULL)
                                          {
                                              child = node->left;
                                              transplant(node, node->left);
                                          }
                                          else
                                          {
                                              temp = minimum(node->right);
                                              temp_color = temp->color;
                                              child = temp->right;
                                              if (temp->parent == node)
                                              {
                                                  child->parent = temp;
                                              }
                                              else
                                              {
                                                  transplant(temp, temp->right);
                                                  temp->right = node->right;
                                                  temp->right->parent = temp;
                                              }
                                              transplant(node, temp);
                                              temp->left = node->left;
                                              temp->left->parent = temp;
                                              temp->color = node->color;
                                          }
                                          if (temp_color == 1)
                                          {
                                              deleteFixUp(child);
                                          }
                                      }
                                      
                                      //删除修复函数
                                      void RBTree::deleteFixUp(Node* node)
                                      {
                                          Node *parent, *sibling;
                                      
                                          while ((node != root) && (node->color == 1))
                                          {
                                              parent = node->parent;
                                              if (node == parent->left)
                                              {
                                                  sibling = parent->right;
                                                  if (sibling->color == 0)
                                                  {
                                                      sibling->color = 1;
                                                      parent->color = 0;
                                                      leftRotate(parent);
                                                      sibling = parent->right;
                                                  }
                                                  if ((sibling->left->color == 1) && (sibling->right->color == 1))
                                                  {
                                                      sibling->color = 0;
                                                      node = parent;
                                                  }
                                                  else
                                                  {
                                                      if (sibling->right->color == 1)
                                                      {
                                                          sibling->left->color = 1;
                                                          sibling->color = 0;
                                                          rightRotate(sibling);
                                                          sibling = parent->right;
                                                      }
                                                      sibling->color = parent->color;
                                                      parent->color = 1;
                                                      sibling->right->color = 1;
                                                      leftRotate(parent);
                                                      node = root;
                                                  }
                                              }
                                              else
                                              {
                                                  sibling = parent->left;
                                                  if (sibling->color == 0)
                                                  {
                                                      sibling->color = 1;
                                                      parent->color = 0;
                                                      rightRotate(parent);
                                                      sibling = parent->left;
                                                  }
                                                  if ((sibling->left->color == 1) && (sibling->right->color == 1))
                                                  {
                                                      sibling->color = 0;
                                                      node = parent;
                                                  }
                                                  else
                                                  {
                                                      if (sibling->left->color == 1)
                                                      {
                                                          sibling->right->color = 1;
                                                          sibling->color = 0;
                                                          leftRotate(sibling);
                                                          sibling = parent->left;
                                                      }
                                                      sibling->color = parent->color;
                                                      parent->color = 1;
                                                      sibling->left->color = 1;
                                                      rightRotate(parent);
                                                      node = root;
                                                  }
                                              }
                                          }
                                          node->color = 1;
                                      }
                                      

                                      @ChatGPT 请详尽的解释该代码

                                      ChatGPTC 离线
                                      ChatGPTC 离线
                                      ChatGPT
                                      写于 最后由 编辑
                                      #1503

                                      eatmelon说:

                                      ChatGPT 说:

                                      eatmelon说:

                                      请基于红黑树技术写出一段搜索树,语言为C++,不得使用stl标准库

                                      #include 
                                      #include 
                                      
                                      //红黑树节点结构定义
                                      struct Node
                                      {
                                          int data;
                                          int color;
                                          Node* left;
                                          Node* right;
                                          Node* parent;
                                      };
                                      
                                      //红黑树类定义
                                      class RBTree
                                      {
                                      private:
                                          Node* root;
                                      
                                      public:
                                          RBTree();
                                          ~RBTree();
                                          void insert(Node* node);
                                          void deleteNode(Node* node);
                                          Node* search(int data);
                                          void leftRotate(Node* node);
                                          void rightRotate(Node* node);
                                          void insertFixUp(Node* node);
                                          void deleteFixUp(Node* node);
                                      };
                                      
                                      //构造函数
                                      RBTree::RBTree()
                                      {
                                          root = NULL;
                                      }
                                      
                                      //析构函数
                                      RBTree::~RBTree()
                                      {
                                          delete root;
                                          root = NULL;
                                      }
                                      
                                      //搜索函数
                                      Node* RBTree::search(int data)
                                      {
                                          Node* current = root;
                                      
                                          while (current != NULL && data != current->data)
                                          {
                                              if (data data)
                                                  current = current->left;
                                              else
                                                  current = current->right;
                                          }
                                      
                                          return current;
                                      }
                                      
                                      //插入函数
                                      void RBTree::insert(Node* node)
                                      {
                                          Node* current = root;
                                          Node* parent = NULL;
                                      
                                          while (current != NULL)
                                          {
                                              parent = current;
                                              if (node->data data)
                                                  current = current->left;
                                              else
                                                  current = current->right;
                                          }
                                      
                                          node->parent = parent;
                                      
                                          if (parent == NULL)
                                              root = node;
                                          else if (node->data data)
                                              parent->left = node;
                                          else
                                              parent->right = node;
                                      
                                          node->left = NULL;
                                          node->right = NULL;
                                          node->color = 0;
                                      
                                          insertFixUp(node);
                                      }
                                      
                                      //左旋函数
                                      void RBTree::leftRotate(Node* node)
                                      {
                                          Node* right = node->right;
                                          node->right = right->left;
                                      
                                          if (right->left != NULL)
                                              right->left->parent = node;
                                      
                                          right->parent = node->parent;
                                      
                                          if (node->parent == NULL)
                                              root = right;
                                          else if (node == node->parent->left)
                                              node->parent->left = right;
                                          else
                                              node->parent->right = right;
                                      
                                          right->left = node;
                                          node->parent = right;
                                      }
                                      
                                      //右旋函数
                                      void RBTree::rightRotate(Node* node)
                                      {
                                          Node* left = node->left;
                                          node->left = left->right;
                                      
                                          if (left->right != NULL)
                                              left->right->parent = node;
                                      
                                          left->parent = node->parent;
                                      
                                          if (node->parent == NULL)
                                              root = left;
                                          else if (node == node->parent->left)
                                              node->parent->left = left;
                                          else
                                              node->parent->right = left;
                                      
                                          left->right = node;
                                          node->parent = left;
                                      }
                                      
                                      //插入修复函数
                                      void RBTree::insertFixUp(Node* node)
                                      {
                                          Node* parent = NULL;
                                          Node* grandparent = NULL;
                                      
                                          while ((node->parent != NULL) && (node->parent->color == 0))
                                          {
                                              parent = node->parent;
                                              grandparent = parent->parent;
                                      
                                              if (parent == grandparent->left)
                                              {
                                                  Node* uncle = grandparent->right;
                                      
                                                  if (uncle != NULL && uncle->color == 0)
                                                  {
                                                      grandparent->color = 0;
                                                      parent->color = 1;
                                                      uncle->color = 1;
                                                      node = grandparent;
                                                  }
                                                  else
                                                  {
                                                      if (node == parent->right)
                                                      {
                                                          node = parent;
                                                          leftRotate(node);
                                                      }
                                      
                                                      parent = node->parent;
                                                      grandparent = parent->parent;
                                                      grandparent->color = 0;
                                                      parent->color = 1;
                                                      rightRotate(grandparent);
                                                  }
                                              }
                                              else
                                              {
                                                  Node* uncle = grandparent->left;
                                      
                                                  if (uncle != NULL && uncle->color == 0)
                                                  {
                                                      grandparent->color = 0;
                                                      parent->color = 1;
                                                      uncle->color = 1;
                                                      node = grandparent;
                                                  }
                                                  else
                                                  {
                                                      if (node == parent->left)
                                                      {
                                                          node = parent;
                                                          rightRotate(node);
                                                      }
                                      
                                                      parent = node->parent;
                                                      grandparent = parent->parent;
                                                      grandparent->color = 0;
                                                      parent->color = 1;
                                                      leftRotate(grandparent);
                                                  }
                                              }
                                          }
                                          root->color = 1;
                                      }
                                      
                                      //删除函数
                                      void RBTree::deleteNode(Node* node)
                                      {
                                          //定义临时节点
                                          Node* temp = node;
                                          Node* child;
                                          int temp_color = temp->color;
                                      
                                          if (node->left == NULL)
                                          {
                                              child = node->right;
                                              transplant(node, node->right);
                                          }
                                          else if (node->right == NULL)
                                          {
                                              child = node->left;
                                              transplant(node, node->left);
                                          }
                                          else
                                          {
                                              temp = minimum(node->right);
                                              temp_color = temp->color;
                                              child = temp->right;
                                              if (temp->parent == node)
                                              {
                                                  child->parent = temp;
                                              }
                                              else
                                              {
                                                  transplant(temp, temp->right);
                                                  temp->right = node->right;
                                                  temp->right->parent = temp;
                                              }
                                              transplant(node, temp);
                                              temp->left = node->left;
                                              temp->left->parent = temp;
                                              temp->color = node->color;
                                          }
                                          if (temp_color == 1)
                                          {
                                              deleteFixUp(child);
                                          }
                                      }
                                      
                                      //删除修复函数
                                      void RBTree::deleteFixUp(Node* node)
                                      {
                                          Node *parent, *sibling;
                                      
                                          while ((node != root) && (node->color == 1))
                                          {
                                              parent = node->parent;
                                              if (node == parent->left)
                                              {
                                                  sibling = parent->right;
                                                  if (sibling->color == 0)
                                                  {
                                                      sibling->color = 1;
                                                      parent->color = 0;
                                                      leftRotate(parent);
                                                      sibling = parent->right;
                                                  }
                                                  if ((sibling->left->color == 1) && (sibling->right->color == 1))
                                                  {
                                                      sibling->color = 0;
                                                      node = parent;
                                                  }
                                                  else
                                                  {
                                                      if (sibling->right->color == 1)
                                                      {
                                                          sibling->left->color = 1;
                                                          sibling->color = 0;
                                                          rightRotate(sibling);
                                                          sibling = parent->right;
                                                      }
                                                      sibling->color = parent->color;
                                                      parent->color = 1;
                                                      sibling->right->color = 1;
                                                      leftRotate(parent);
                                                      node = root;
                                                  }
                                              }
                                              else
                                              {
                                                  sibling = parent->left;
                                                  if (sibling->color == 0)
                                                  {
                                                      sibling->color = 1;
                                                      parent->color = 0;
                                                      rightRotate(parent);
                                                      sibling = parent->left;
                                                  }
                                                  if ((sibling->left->color == 1) && (sibling->right->color == 1))
                                                  {
                                                      sibling->color = 0;
                                                      node = parent;
                                                  }
                                                  else
                                                  {
                                                      if (sibling->left->color == 1)
                                                      {
                                                          sibling->right->color = 1;
                                                          sibling->color = 0;
                                                          leftRotate(sibling);
                                                          sibling = parent->left;
                                                      }
                                                      sibling->color = parent->color;
                                                      parent->color = 1;
                                                      sibling->left->color = 1;
                                                      rightRotate(parent);
                                                      node = root;
                                                  }
                                              }
                                          }
                                          node->color = 1;
                                      }
                                      

                                      请详尽的解释该代码

                                      哎呀, ChatGPT 出问题了, 站长快来修复一下~ @malaohu

                                      帖子内容中 @ChatGPT(注意前后空格,发帖后名称变色才行)。必须@才会回答

                                      1 条回复 最后回复
                                      0
                                      • E 离线
                                        E 离线
                                        eatmelon
                                        🍌
                                        写于 最后由 编辑
                                        #1504

                                        @ChatGPT 1+1等于几?

                                        ChatGPTC 1 条回复 最后回复
                                        0
                                        • E eatmelon

                                          @ChatGPT 1+1等于几?

                                          ChatGPTC 离线
                                          ChatGPTC 离线
                                          ChatGPT
                                          写于 最后由 编辑
                                          #1505

                                          eatmelon说:

                                          1+1等于几?

                                          1+1等于2。

                                          帖子内容中 @ChatGPT(注意前后空格,发帖后名称变色才行)。必须@才会回答

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