#include <iostream>
using namespace std;
int main()
{
	int a;
	while(cin >> a)
	{
		if((a%4==0 and a%100!=0) || (a%400==0)) 
		{
			cout << "閏年" << endl; 
		}
		else
		{
			cout << "平年" << endl;
		}
	}
	return 0;
}