1 import java.util.Scanner;
 2 
 3 public class NewMain {
 4 
 5     public static boolean runNian(int year) {
 6         System.out.println(year + "是闰年");
 7         return true;
 8     }
 9 
10     public static boolean pingNian(int year) {
11         System.out.println(year + "是平年");
12         return true;
13     }
14 
15     public static void main(String[] args) { 
16         // 处理不合法输入
17         try {
18              // 接收用户输入年份
19             System.out.println("请输入要判断的年份：");
20             Scanner console = new Scanner(System.in);
21             int year = Integer.valueOf(console.nextLine());
22             // 进行年份闰年平年的判断
23             boolean b = (year % 4 == 0 && year % 100 == 1) || (year % 400 == 0) ? runNian(year) : pingNian(year);
24         } catch (NumberFormatException e) {
25             System.out.println("输入年份不合法，请重新输入");
26         }
27     }
28 }