判断是否是闰年

 判断是否是闰年 

import java.util.Scanner;

//判断闰年
public class Test {

	public static void main(String[] args) {
		Scanner sc =new Scanner(System.in);
		int n=sc.nextInt();
		int k=sc.nextInt();
		int count=0;
		for(int year=n;year<=k;year++) {
			if (isYear(year)) {
				count++;
				System.out.printf("%d 是闰年\n",year);
			}
		}
	}
	public static boolean isYear(int year) {
		return (year%4==0&&year%100!=0)||(year%400==0);
	}
}