#include <iostream>
using namespace std;

int main() {
    int year;
    if (cin >> year) {
        if ((year % 4 == 0 && year % 100 != 0) || (year % 400 == 0)) {
            cout << "a leap year" << endl;
        } else {
            cout << "a normal year" << endl;
        }
    }
    return 0;
}

//嚴禁抄襲!