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本社区终于可以向 @ChatGPT 提问了!

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  • 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;
                      }
                      
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                      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

                        ChatGPTC 离线
                        ChatGPTC 离线
                        ChatGPT
                        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
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                              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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                                  eatmelon
                                  🍌
                                  写于 最后由 编辑
                                  #1506

                                  @ChatGPT 请给出解三元二次方程组的方法

                                  ChatGPTC 1 条回复 最后回复
                                  0
                                  • E eatmelon

                                    @ChatGPT 请给出解三元二次方程组的方法

                                    ChatGPTC 离线
                                    ChatGPTC 离线
                                    ChatGPT
                                    写于 最后由 编辑
                                    #1507

                                    eatmelon说:

                                    请给出解三元二次方程组的方法

                                    解三元二次方程组的方法:

                                    1. 首先将三元二次方程组化为一元二次方程组,即将三元一次方程组化简为三个一元二次方程;

                                    2. 解三个一元二次方程,求出三个未知数的值;

                                    3. 将三个未知数的值代入原三元一次方程组,验证是否满足;

                                    4. 如果满足,则有解,否则无解。

                                    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
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                                      eatmelon
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                                      写于 最后由 编辑
                                      #1508

                                      @ChatGPT 请给出解二元三次方程组的方法

                                      ChatGPTC 1 条回复 最后回复
                                      0
                                      • E eatmelon

                                        @ChatGPT 请给出解二元三次方程组的方法

                                        ChatGPTC 离线
                                        ChatGPTC 离线
                                        ChatGPT
                                        写于 最后由 编辑
                                        #1509

                                        eatmelon说:

                                        请给出解二元三次方程组的方法

                                        解二元三次方程组的一般步骤如下:

                                        1.将方程组消元,将其化为只有两个未知数的形式;

                                        2.求解方程组的两个解,可以采用求根公式或者对数几何法;

                                        3.检查结果,将解带入原方程组中,检查原方程组是否满足。

                                        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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                                          eatmelon
                                          🍌
                                          写于 最后由 编辑
                                          #1510

                                          @ChatGPT 请给出解一元三次方程的求根公式

                                          ChatGPTC 1 条回复 最后回复
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