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This game rules are very simple: two players alternatively remove from one or more balls
from a selected pile. Remember a player can also remove all of the balls in a pile during
their turn. The winner is one who removes the last ball.
GAME SETUP AND START
Click on* on the following buttons to play
- "New Game" button - restarts the game
- "Start Game" button - starts the game
- Arrow button in lower right part of game to select oppenent
and number of piles:
Computer(1) - computer opponent, with computer having the first move
Computer(2) - computer opponent, with computer having the second move. You will
Player - opponent is human being
Number of piles
Click on the arrow button and select the number of the piles (2-9). Each pile will be
filled with a random number of balls (1-9)
- Move your curser over a pile. Clicking on* a pile will
change the outline color of the pile from yellow to green.
- Press "Take Ball" button, once for each ball you
want to remove. You must remove at least one call. Balls can only be removed from one pile
during each turn.
- After you have removed the desired number of balls from the
pile click on "Change Over". This allows the next player to play. If you remove
the last ball from a pile the automatic change over is performed for you. The computer
opponent automatically click the change over button after move.
Beginners should begin with the computer moving second and one pile. To increase
difficulty change to the computer moving first and increase the number of piles.
Back up moves (reverse).
Look at the game as a subtraction game.
HISTORY OF GAME
Nim is thought to have originated in China, but the name is thought to be German from nimn
the German word for take. The first European reference to the game is in the 15th century.
Algorithm for this game was prepared still in 1902. by
Charles Bouton, a Harvard University mathematician. Originally it was known as Nim
(probably per german word nimm (take).