题解 | #判断闰年#

import java.util.Scanner;

public class Main{
    public static void main(String[] args){
        Scanner scan = new Scanner(System.in);
        int n = scan.nextInt();
        //了解闰年的定义规则
        if(n % 400 == 0 || (n % 4 == 0 && n % 100 != 0)){
            System.out.println("yes");    
        }else{
            System.out.println("no");    
        }
        
    }
}