编写矩形类 计算矩形面积
public class juxing {int a;int b; juxing(int a,int b){System.out.println("矩形面积s=" + (a*b));}}
public class juxing1 {public static void main(String[] args) {juxing s = new juxing(5, 6);}}
posted on 2016-03-04 22:46 那消逝的岁月 阅读(...) 评论(...) 编辑 收藏