注意数据！

#include <iostream>
#include <cstring>
#include <algorithm>

using namespace std;

string week[] = {"Sunday", "Monday", "Tuesday", "Wednesday", "Thursday", "Friday", "Saturday"};

int main()
{
    long long a, b, temp;
    cin >> a >> b;
    temp = a;
    
    for (int i = 1; i < b; i ++) {
        a *= temp;
        a %= 7;
    }
    
    cout << week[a] << endl;
    
    return 0;
}