#include<bits/stdc++.h>
using namespace std;
int main(){
    int y;
    while(cin>>y){
        if(y % 4 == 0 && y % 100 != 0) cout << "a leap year\n";
        else if(y % 400 == 0)cout << "a leap year\n";
        else cout << "a normal year\n";

    }

}