#include <bits/stdc++.h>
using namespace std;
int main()
{
	int a;
	cin>>a;
	if(a==1){
		cout<<"Monday";
	}
	if(a==2) cout<<"Tuesday";
	if(a==3) cout<<"Wednesday";
	if(a==4) cout<<"Thursday";
	if(a==5) cout<<"Friday";
	if(a==6) cout<<"Saturday";
	if(a==7) cout<<"Sunday";
 	return 0;
}