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 }