package course; import java.util.Scanner; public class LeapYear { public static void main(String[] args) { Scanner scan = new Scanner(System.in); System.out.println("请输入一个年份"); long year = scan.nextLong(); if (year % 4 == 0 && year % 100 != 0 || year % 400 == 0) { System.out.print(year + "年是闰年"); } else { System.out.print(year + "年不是闰年"); } } }