数独题怎么解004000000080610400305070009001000090900700006000000540003000002000200000650090308这题怎么解··速度··

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数独题怎么解004000000080610400305070009001000090900700006000000540003000002000200000650090308这题怎么解··速度··
数独题怎么解
004000000
080610400
305070009
001000090
900700006
000000540
003000002
000200000
650090308
这题怎么解··速度··

数独题怎么解004000000080610400305070009001000090900700006000000540003000002000200000650090308这题怎么解··速度··
1 7 4 5 2 9 6 8 3
2 8 9 6 1 3 4 7 5
3 6 5 8 7 4 1 2 9
5 2 1 3 4 6 8 9 7
9 4 8 7 5 1 2 3 6
7 3 6 9 8 2 5 4 1
4 9 3 1 6 8 7 5 2
8 1 7 2 3 5 9 6 4
6 5 2 4 9 7 3 1 8