#include <bits/stdc++.h>

using namespace std;

int main() {
    int n;
    cin >> n;
    switch (n) {
        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 << "Sunday" << endl;
            break;
        case 7:
            cout << "Monday" << endl;
            break;
        default:
            cout << "Input error" << endl;
            break;
    }
    return 0;
}