import java.awt.*;
import java.applet.*;
import java.awt.event.*;

public class GysGbs extends Applet implements ActionListener
	
{
	Label prompt,result;
	TextField input1,input2;
	Button ok;
	
	public void init()
	{
		prompt=new Label("請輸入兩個正整數：");
		input1=new TextField(5);
		input2=new TextField(5);
		ok=new Button("  完成  ");
		result=new Label("最大公約數為        最小公倍數為");
		
		add(prompt);
		add(input1);
		add(input2);
		add(ok);
		add(result);
		
		ok.addActionListener(this);

		
		
		
	}
	
	public void actionPerformed(ActionEvent e)
	{
		int in1=0,in2=0;
		int max=0,min=0;
		int swp=0;
		
		in1=Integer.parseInt(input1.getText());
		in2=Integer.parseInt(input2.getText());
		max=Math.max(in1,in2);
		min=Math.min(in1,in2);
		
		while(max%min!=0)
		{
			swp=min;
			min=max%min;
			max=swp;
		}
		
		result.setText("最大公約數"+min+"   "+"最小公倍數為"+(in1*in2/min));
		repaint();
	}

}