a597975的博客

import java.util.Scanner;import java.util.Random;public class Demo2 { public static void main(String[] args) { Scanner sca = new Scanner(System.in); Random r = new Random(); int a = r.nextInt(999) + 1; for(int i = 1; i < 11; i++) { Syst.

import java.util.Scanner;public class Demo1 { public static void main(String[] args) { Scanner sca = new Scanner(System.in); System.out.println("请输入年份："); int year = sca.nextInt(); System.out.println("请输入月份："); int month = sca.nextInt(); .