#include <iostream>

using namespace std;

int main() {

    int y;

    while (cin >> y) {

        if (((y % 4 == 0) && (y % 100 != 0)) || (y % 400 == 0))

            cout << "閏年\n";

        else

            cout << "平年\n";

    }

    return 0;

}