/* Program to print sum of all the elements of a binary tree */
#include <iostream>
using namespace std;
struct Node {
int key;
Node* left, *right;
};
/* utility that allocates a new Node with the given key */
Node* newNode(int key)
{
Node* node = new Node;
node->key
求二叉树所有节点的和 递归方式
最新推荐文章于 2022-03-07 20:38:33 发布