第6周作业1-闰年之循环判断

public class LeapYearFor {public static void main(String args[]){int Y=1800;while(Y<2015){if(Y%4==0&&Y%100!=0||Y%400==0){  System.out.print(Y+"年是润年");   }else{  System.out.println(Y+"年不是润年");}            Y++;}}}