题解 | 判断闰年

#include <iostream>
using namespace std;
int main()
{
    int n;
    cin>>n;
    if(n%400==0){
        cout<<"yes"<<endl;
    }else if(n%4==0&&n%100!=0){
        cout<<"yes"<<endl;
    }else{
        cout<<"no"<<endl;
    }
    return 0;
}