摘要: import java.util.Scanner;public class Demo{ public static void main(String[] args) { Scanner sc = new Scanner(System.in); System.out.print("请输入打印多少行") 阅读全文
posted @ 2017-11-17 11:24 落落无伤 阅读(434) 评论(0) 推荐(0) 编辑