Java第一次作业

1.输出学号班级和姓名

package ws;

public class asd {
    public static void main(String[] args){
        System.out.println("193230524王子健 1905");
        System.out.println("ok");
    }

}

2.输出以下图形

  *

 ***

*****

 ***

  *

package ws;

public class asd {
    public static void main(String[] args){
        System.out.println("  *\n"+" ***\n"+"*****\n"+" ***\n"+"  *\n");
        
        System.out.println("ok");
    }

}

3.定义两个整型变量a=5 b=8求平方和并输出

package ws;

public class asd {
    public static void main(String[] args){
        int a=5;
        int b=8;
        
        System.out.println(a*a+b*b);
        
        System.out.println("ok");
    }

}