This one is really hard, altough it is only rated to 3 (highest

来源: wxcfan123 于 2011-10-03 20:28:09 [] [旧帖] [给我悄悄话] 本文已被阅读： 0 次 (249 bytes)
回答: 有玩数独的吗？请教一个CASE。 由 wxcfan123 于 2011-10-02 16:18:21

Even get 46 cells (need some tricks to get there),still have no way to logically solve it, except guess and try. A lot of cells have only two options. Need only decide any one of them. On the other hand, you can say, it is very good designed.

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• There are a lot of difficult SUDO if we insistant on pure logic. -jinjing- ♀ 给 jinjing 发送悄悄话 (55 bytes) () 10/04/2011 postreply 10:21:49

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