Puzzle4 Program

package com.samkough.headfirst;

public class Puzzle4
{
	public static void main (String args[])
	{
		Puzzle4b[]obs = new Puzzle4b[6];
		int y = 1;
		int x = 0;
		int result = 0;
		while (x < 6)
		{
			obs[x] = new Puzzle4b();
			obs[x].ivar = y;
			y = y * 10;
			x = x + 1;
		}
		x = 6;
		while (x > 0)
		{
			x = x - 1;
			result = result + obs[x].doStuff(x);
		}
		System.out.println("result " + result);
	}
}

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package com.samkough.headfirst;

public class Puzzle4b
{
	int ivar;

	public int doStuff(int factor)
	{
		if (ivar > 100)
		{
			return ivar * factor;
		}
		else
		{
			return ivar *(5-factor);
		}
	}
}