Polish draughts

* without ads * source code: https://github.com/cmsrs/checkers/ Below is a brief outline of the game of checkers which I used while creating my game: - the game board comprises 10×10 squares - a piece may move one space diagonally forward to a free square, - a piece can capture forward as well as backward, - a king may move diagonally across any number of unoccupied squares forward or backward and during the same move it can capture its opponent, - capturing is compulsory, - the winner is the player who captures or blocks all the opponent's pieces,in case of triple repetition of the player's and the opponent's move there is a draw.