import java.util.Scanner; public class Year {     public static void main(String[] args) {         System.out.println("请输入年份：");//负数代表公元前，正数代表公元后         Scanner input = new Scanner(System.in);         try{             int year = input.nextInt();                  String result=((year%4==0 && year%100 !=0) || (year%400==0))?                 "闰年":"平年";         System.out.println(year+"是" +result);     }finally{         input.close();     }                       } }