拼图游戏算法，能解决N*N阶的拼图问题。包括棋盘的解的存在性判定，以及提供了拼图游戏的一个解的可实现算法-Jigsaw puzzle algorithm, can solve the puzzle of order N* N problem. Including the board determine the existence of solutions, and to provide a jigsaw puzzle of a solution algorithm can be realized