#include<iostream>
#include<cmath>
using namespace std; 
int main()
{
	int a;
	while(true)
	{
		cin>>a;
		switch(a)
		{
			case 1:cout<<"Monday"<<endl;break;
			case 2:cout<<"Tuesday"<<endl;break;
			case 3:cout<<"Wednesday"<<endl;break;
			case 4:cout<<"Thursday"<<endl;break;
			case 5:cout<<"Friday"<<endl;break;
			case 6:cout<<"Saturday"<<endl;break;
			case 7:cout<<"Sunday"<<endl;break;
			default:cout<<"Sorry!"<<endl;
		}
	}
}