#include <iostream>
#include <string>

using namespace std;

int main() {
    string days[]={"Sunday","Monday","Tuesday","Wednesday",
                   "Thursday","Friday","Saturday"};

    // Full names of the days.
    for(int i=0; i<=6; i++)
        cout << days[i] << endl;

    cout << endl;

    // Abbreviated names of the days.
    for(int i=0; i<=6; i++) {
        cout << days[i][0];
        cout << days[i][1];
        cout << days[i][2];
        cout << endl;
    }

    cout << endl;

    // Abbreviated names of the days.
    for(int i=0; i<=6; i++) {
        cout << days[i].substr(0,3) << endl;
    }

    return 0;
}