#include <iostream>
using namespace std;
void s(int &,int &,int &);
int main()
{
int i,j,m;
cout<<"输入三个整数:"<<endl;
cin>>i>>j>>m;
cout<<"从大到小的顺序输出"<<endl;
s(i,j,m);
cout<<i<<" "<<j<<" "<<m<<endl;
return 0;
}
void s(int &a,int &b,int &c){
void change(int &,int &);
if (c>a) change(c,a);
if (c>b) change(c,b);
if (b>a) change(b,a);
}
void change(int &x,int &y)
{
int temp;
temp=x;
x=y;
y=temp;
}
运行结果: