#include<bits/stdc++.h>
using namespace std;
int main()
{
    int a, b, c, d;
    cin>>a>>b>>c;
    if(a>c)
    {
        d=a;
        a=c;
        c=d;
    }
    if(a>b)
    {
        d=a;
        a=b;
        b=d;
    }
    if(b>c)
    {
        d=b;
        b=c;
        c=d;
    }
    cout<<"The maximum number is : "<<c<<endl<<"The minimum number is : "<<a;
    return 0;
}

排序（就是三个if）顺序不同居然有影响
？