JAVA第五個作業

import java.awt.*;
import java.awt.event.*;
import javax.swing.*;
public class ButtonText extends JFrame implements ActionListener {
public static void main(String[] args) {
ButtonText test = new ButtonText();
}
ButtonText( )
{
   
    JButton mybutton1 = new JButton("Submit1");
    JButton mybutton2 = new JButton("Submit2");
    mybutton1.addActionListener(this);
    mybutton2.addActionListener(this);
   //Container contentPane = frame.getContentPane();
   //contentPane.add(mybutton1);
   //contentPane.add(mybutton2);
    getContentPane().add(mybutton1);
    getContentPane().add(mybutton2);  
    setDefaultCloseOperation(JFrame.EXIT_ON_CLOSE);
    setLayout(new FlowLayout()); 
    setDefaultCloseOperation(JFrame.EXIT_ON_CLOSE);
    setSize(200,100);
    setVisible(true);
   
   //System.out.println("wait");
       // System.exit(0);
}
public void actionPerformed(ActionEvent e)
 {
int n1,n2,n3,n4,n5,n6,n7;
n1=((int)(Math.random()*49)+1);
n2=((int)(Math.random()*49)+1);
n3=((int)(Math.random()*49)+1);
n4=((int)(Math.random()*49)+1);
n5=((int)(Math.random()*49)+1);
n6=((int)(Math.random()*49)+1);
n7=((int)(Math.random()*49)+1);
System.out.println(n1);
System.out.println(n2);
System.out.println(n3);
System.out.println(n4);
System.out.println(n5);
System.out.println(n6);
System.out.println(n7);
}
}

java 第四個作業

class Test20110304
{
public static void main(String[] args)
{
int x,y,z,w,A;
x=Integer.parseInt(args[0]);
y=Integer.parseInt(args[1]);
z=Integer.parseInt(args[2]);
w=Integer.parseInt(args[3]);
A=x*z+y*w;
System.out.println(A);
}
}

java1

class Test
{
public static void main(String[] args)
{
System.out.println("-----*-----");
System.out.println("----***---");
System.out.println("---*****--");
System.out.println("--*******");
System.out.println("-----*");
System.out.println("-----*");
}

}