来陪皓哥和丧坤

666这也叫普及提高

#include<iostream>
using namespace std;
int main(){
    int a,b;
    cin>>a>>b;
    cout<<a+b<<endl;
    cout<<a-b<<endl;
    cout<<a*b<<endl;
    cout<<a/b<<endl;
    cout<<a%b;
}