Java第一次作业

package Home;

public class Home {

    /**
     * @param args
     */
    public static void main(String[] args) {
        // TODO Auto-generated method stub
System.out.println("193230136 计算机1901 张昊");
    }

}

package Home2;

public class Home2 {

    /**
     * @param args
     */
    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 Home3;

public class Home3 {

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

    }

}