#include <iostream>
using namespace std;

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

／／嚴禁抄襲！