Java第一周作业
1.输出学号班级和姓名
public class Testhello { public static void main(String[] args) { // TODO Auto-generated method stub System.out.println("193230233 计算机1902 宇文世龙"); } }
2.输出以下图形
public class Testhello { public static void main(String[] args) { // TODO Auto-generated method stub System.out.println(" *"); System.out.println(" ***"); System.out.println("*****"); System.out.println(" ***"); System.out.println(" *"); } }
3.定义两个整型变量a=5 b=8 求平方和并输出
public class Testhello { public static void main(String[] args) { // TODO Auto-generated method stub int a=5,b=8; System.out.println(a*a+b*b); } }