Java第一周作业

1.输出学号班级和姓名

package exe2;

public class text {

    public static void main(String[] args) {
        // TODO Auto-generated method stub
        System.out.println("193230522计算机1905王城凯");

    }

}

 2.输出以下图形

     *
    ***
   *****
    ***
     *

package exe2;

public class text2 {

    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("  *");

    }

}

package exe2;

public class text3 {

    public static void main(String[] args) {
        // TODO Auto-generated method stub
        int a=5;
        int b=8;
        System.out.println(a*a+b*b);
    }

}