import java.awt.*;
import java.awt.event.*;
import java.util.*;

public class Bugged extends Panel implements ActionListener
{
	private TextArea text = new TextArea();
	private Button test = new Button("Test");
	
	public Bugged()
	{
		setLayout(new BorderLayout());
		add(BorderLayout.CENTER, text);
		Panel p = new Panel();
		p.add(test);
		add(BorderLayout.SOUTH, p);
		test.addActionListener(this);
	}
				
	
	public int smallest(int i1, int i2, int i3, int i4)
	{
		// Should return the smallest of the four parameters
		// Fix the indentation and identify the bug(s)
		
		if ((i1 < i2) && (i1 < i3) && (i1 < i4))
		return i1;
		else if ((i2 < i3) && (i3 < i4))
		return i2;
		else if (i3 < i4)
		return i3;
		else 
		return i4;
	}
	
		
	public int largest(int i1, int i2, int i3, int i4)
	{
		// Should return the largest of the four parameters
		// Fix the indentation and identify the bug(s)
		
		if (i1 > i2)
		if (i1 > i3)
		if (i1 > i4)
		return i1;
		else
		return i4;
		else if (i3 > i4)
		return i3;
		else
		return i4;
		else if ((i2 > i3) && (i3 > i4))
		return i3;
		else if (i2 > i4)
		return i2;
		else
		return i4;
	}
	
	
	public void test(int n1, int n2, int n3, int n4)
	{
		int big = largest(n1, n2, n3, n4);
		int small = smallest(n1, n2, n3, n4);
		
		text.append("Data: " + n1 + " " + n2 + " " + n3 + " " + n4
			+ "  Largest: " + big + "  Smallest: " + small + "\n");
	}
	
	
	public void randomTest()
	{
		int n1, n2, n3, n4;
		Random r = new Random();

		n1 = Math.abs(r.nextInt()) % 90 + 10;
		n2 = Math.abs(r.nextInt()) % 90 + 10;
		n3 = Math.abs(r.nextInt()) % 90 + 10;
		n4 = Math.abs(r.nextInt()) % 90 + 10;
		
		test(n1, n2, n3, n4);
	}
	
	
	public void actionPerformed(ActionEvent e)
	{
		randomTest();
	}
	
	
	public static void main(String args[])
	{
		Bugged b = new Bugged();
		Frame f = new Frame();
		f.add(b);
		f.addWindowListener(new WindowCloser());
		f.resize(400, 200);
		f.show();
	}
}


class WindowCloser extends WindowAdapter
{
	public void windowClosing(WindowEvent e)
	{
		System.exit(0);
	}
}