闰年:年份是整百倍的且能够被400整除或者能被4整除不能被100整除的年份
import java.util.Scanner;/*** 判断该年份是不是闰年* 公历年份是整百倍的能够被400整除或者能被4整除不能被100整除的年份是闰年*/public class Year {public static void main(String[] args) {Scanner scanner = new Scanner(System.in);//创建对象while (scanner.hasNextInt()) {//判断是否还有数字输入,如果有就继续int year = scanner.nextInt();if (year % 100 == 0) {//能够被100整除if (year % 400 == 0) {//能够被400整除System.out.println(year + " is leapYear");} else {System.out.println(year + " is not leapYear");}} else {if (year % 4 == 0) {//能被4整除System.out.println(year + " is leapYear");} else {System.out.println(year + " is not leapYear");}}}}}
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