HiLowVariation.java

package org.teachingkidsprogramming.recipes.completed.section03ifs;

import java.awt.Toolkit;

import org.teachingextensions.approvals.lite.util.NumberUtils;
import org.teachingextensions.logo.utils.EventUtils.MessageBox;

public class HiLowVariation
{
  public static void main(String[] args)
  {
    int answer = NumberUtils.getRandomInt(1, 100);
    // TIP: for testing you may want to use a static answer
    // int answer = 12;
    for (int i = 0; i < 8; i++)
    {
      int guess = MessageBox.askForNumericalInput("Can you guess the random number between 1 and 100?");
      if (guess <= 0)
      {
        MessageBox.showMessage("No Zero or Negative numbers allowed - you lose!");
        System.exit(0);
      }
      if (guess > 100)
      {
        MessageBox.showMessage("Please guess a number less than 100!");
        System.exit(0);
      }
      if (guess == answer)
      {
        Toolkit.getDefaultToolkit().beep();
        MessageBox.showMessage("You won!");
        System.exit(0);
      }
      else if (guess > answer)
      {
        MessageBox.showMessage("Try a lower number.");
      }
      else if (guess < answer)
      {
        MessageBox.showMessage("Try a higher number.");
      }
    }
    MessageBox.showMessage("You lost!");
  }
}