#include <iostream>
using namespace std;
int main(){
	long long a,b,c,d;
	cin>>a>>b;
	c=a;
	for(int i=1;i<b;i++){
		a=c*a;
		a%=7;
	}
	if(a==0){
		cout<<"Sunday";
		}
	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";
    	}
	return 0;
}