不想敲（星期几）单词的这边请

#include<bits/stdc++.h>
using namespace std;
int main()
{
	int n,sum;
	cin>>n;
	if(n <= 6) sum = 1+n;
	else sum = n%7+1;
	if(sum == 1) cout<<"monday";
	else if(sum == 2) cout<<"tuesday";
	else if(sum == 3) cout<<"wednesday";
	else if(sum == 4) cout<<"thursday";
	else if(sum == 5) cout<<"friday";
	else if(sum == 6) cout<<"saturday";
	else if(sum == 7) cout<<"sunday";
	return 0;
}