There are 4 levels in this game EASY, MEDIUM, HARD and IMPOSSIBLE. In each level computer will set a number randomly and the number will not change during the game. You have to guess this number. You will be given total 10 chances in first 3 levels and only 5 chances in the impossible level to guess the number correctly. The computer will tell you each time if your guess was too high or too low. Once you've found the number you will win otherwise you will lose. If you lose the game, correct answer will be displayed at the end. You can restart the game and select levels from Main-Menu at any time.