#include<bits/stdc++.h>using namespace std;const int m = 10; //树的度typedef struct node Node;typedef node *tree;struct node{char data;
#include<bits/stdc++.h>using namespace std;struct student{//成员变量string name;int x,y;//无参数构造函数student(){}//带参数构造函数student(int x1,int y1):x(x1),y(
传值与传地址#include<bits/stdc++.h>using namespace std;//传值void f1(int a,int b){int t=a;a=b;b=t;}//传地址void f2(int &a,int &b){int t=a;a=b;b=t;}