#include<iostream> using namespace std; int main() { void sort(int x,int y,int z); int x,y,z; cin>>x>>y>>z; sort(x,y,z); return 0; } void sort(int x,int y,int z) { int temp; if(x>y) {temp=x;x=y;y=temp;} //{}内3个语句的作用是将X和Y的值互换 if(z<x) cout<<z<<','<<x<<','<<y<<endl; else if(z<y)cout<<x<<','<<z<<','<<y<<endl; else cout<<x<<','<<y<<','<<z<<endl; }