题解

#include <bits/stdc++.h>
using namespace std;
int main()
{
    short n;
    cin >> n;
    if(n % 400 == 0)
    {
        cout << "Y";
    }
    else if (n % 4 == 0 && n % 100 != 0)
    {
        cout << "Y";
    }
    else
    {
        cout << "N";
    }
}