指针变量

Posted on 2017-12-17 16:24  dragonliu欧美  阅读(136)  评论(0)  编辑  收藏  举报 
 1 #include<iostream>
 2 using namespace std;
 3 void compare(int a,int b){
 4     int rand;
 5     if(a<b){
 6         rand=a;
 7         a=b;
 8         b=rand;
 9     }
10     cout<<a<<' '<<b;
11 }
12 int main(){
13     int x,y;
14     cin>>x>>y;
15     compare(x,y);
16 }

#include<iostream>
using namespace std;
int main(){
    int x,y,*a,*b,*p;
    cin>>x>>y;
    a=&x;
    b=&y;
    if(x<y){
        p=a;
        a=b;
        b=p;
    }
    cout<<"max="<<*a<<"min="<<*b;
    
}