题解 | 开学？

#include <iostream>
using namespace std;

int main()
{
    int x=0;
    int n=0;
    cin>>x>>n;
    if(x+n<=7)
    {
        cout<<x+n;
    }
    else 
    {
        int sum=x+n;
        int l=sum-7; 
        while(l>7)
        {
            l=l-7;
        }   
        cout<<l<<endl;
    }
    return 0;
}