import java.util.Random;
import java.util.ArrayList;

/*
 * Generate 500 random numbers between 1-100 inclusive
 * See if you obtain a complete set of numbers 1-100 inclusive
 */
public class RandomNumberProblem {
	public static int falseNumbers;
	public static int trueNumbers;

	public static void main(String[] args)
	{

		for (int i = 0; i < 1000; i++)
		{
			calculation();
		}

		System.out.println("False numbers:"+falseNumbers);
		System.out.println("True numbers:"+trueNumbers);

	}

	public static void calculation()
	{
		ArrayList<Integer> list = new ArrayList<Integer>();

		Random rand = new Random();

		/* add the numbers */
		for (int i = 0; i < 500; i++)
		{
			list.add(rand.nextInt(100)+1);
		}

		/* check the numbers */
		boolean complete = true;

		for (int i = 1; i <= 100; i++)
		{
			if (!(list.contains(i)))
			{
				complete = false;
				break;
			}
		}

		if (complete == false)
		{
			falseNumbers++;
		}
		else
		{
			trueNumbers++;
		}
	}
}