摘要: 1.编写一个程序,定义圆的半径,求圆的面积. package exe2; public class text3 { public static void main(String[] args) { // TODO Auto-generated method stub double r=3.0; do 阅读全文
posted @ 2021-03-12 11:53 Lwk36 阅读(42) 评论(0) 推荐(0)