0分,why?Q^Q

#include <bits/stdc++.h>
using namespace std;
int main()
{
	int X,N,ans;
	cin>>X>>N;
	if(X+N>7)
	{
		ans=X+N-7;
		cout<<ans<<endl;
	}
	else if(X+N==7)
	{
		ans=7;
		cout<<ans<<endl;
	}
	else
	{
		ans=X+N;
		cout<<ans<<endl;
	}
	return 0;
}