#include <iostream> #include <bits/stdc++.h> using namespace std; typedef struct KnodeTree{ int data; struct KnodeTree *lchild,*rchild; }KnodeTree,*BiTree; int main() { //程序运行完成时一定要有输出语句,本工具才能正确展示运行结果。 cout << "Hello JSRUN! \n\n - from C++ ." << endl; return 0; }