题解

很简单的题，直接上代码

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