a004: 文文的求婚

#include
using namespace std;

int main()
{
    int year;
    while( cin >> year )
    { 
        if( ( year % 4 == 0 && year % 100 != 0 ) || (year % 400 == 0) )
            cout << "閏年\n";
        else
            cout << "平年\n"; 
    } 
    return 0; 
}