另外191个17字可由这一个導出.
回复:回复:回复:现在最难的数独仅17字,但数学家还没有证明17是最小的.
所有跟帖:
• 9!*6^5 OK, 6^5 OK, and 1 also OK. -jinjing- ♀ (0 bytes) () 10/25/2011 postreply 12:09:54
• 9!*6^5 OK, 6^5 OK, and 1 also OK. -jinjing- ♀ (0 bytes) () 10/25/2011 postreply 12:09:54
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