问题标题:
朋友给我出了一道数学题,横竖九个格子,填入1-9,让它横竖每行都是1-9九个数而不重复!而其中有几个数字1.()(7)()()(1)(5)()()()2.()()(4)()()()(3
问题描述:
朋友给我出了一道数学题,横竖九个格子,填入1-9,让它横竖每行都是1-9九个数而不重复!而其中有几个数字
1.()(7)()()(1)(5)()()()
2.()()(4)()()()(3)()(1)
3.()(9)()()(3)()()(6)()
4.(8)()()(6)()(3)()()()
5.(2)()(6)()()()(9)()(8)
6.()()()(1)()(8)()()(4)
7.()(1)()()(6)()()(9)()
8.(9)()(2)()()()(4)()()
9.()()()(4)(8)()()(2)()
姜培刚回答:
1.(6)(7)(3)(8)(1)(5)(2)(4)(9)2.(5)(2)(4)(9)(7)(6)(3)(8)(1)3.(1)(9)(8)(2)(3)(4)(5)(6)(7)4.(8)(4)(1)(6)(9)(3)(7)...
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