格子棋程序。通过数学的优化及运算得出有效的算法。这是一个有趣的游戏，希望大家多多指教。-Lattice chess program. Mathematical optimization and operations through effective algorithm derived. This is an interesting game, hope that exhibitions.

17世纪法国数学家加斯帕的一本《数学的游戏问题》描述了许多有趣问题，约瑟问题就是其中之一：-17th century French mathematician Gaspard' s a " mathematical problem of the game," describes the many interesting questions, Joseph is one of them: