The Subtraction Game

• Click on New Game to start a new game.
  


• Enter the starting number of circles in the stack.
     Number of Circles:


• Enter the maximum number of circles that can be taken on each turn.
     Maximum Number:


• Select the winning condition.
    Person who takes the last circle.
    Person who does not take the last circle.


• On your turn, click on a circle to remove it and the circles to the right up to the maximum number. Click on Undo to undo.

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