摘要: public class Demo1 { public static void main(String[] args) { Scanner scanner = new Scanner(System.in); System.out.println("请输入内容:"); //判断用户有没有输入字符串 i 阅读全文
posted @ 2020-04-27 12:30 Jaxopp 阅读(126) 评论(0) 推荐(0)
摘要: 九九乘法表 public class Nn { public static void main(String[] args) { for (int j = 1; j <= 9; j++) { for (int i = 1; i <=j; i++) { System.out.print(i+"*"+j 阅读全文
posted @ 2020-04-27 12:26 Jaxopp 阅读(237) 评论(0) 推荐(0)