Sudoku #m459

Sudoku game, level: Medium #459. This Sudoku have 23 given numbers (clues)..
Structure: 8 (0 pcs.), 3 (2 pcs.), 9 (2 pcs.), 1 (3 pcs.), 2 (3 pcs.), 4 (3 pcs.), 5 (3 pcs.), 6 (3 pcs.), 7 (4 pcs.), ∑23.


Current Time 0:0
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DEL  
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5
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1
7
9
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7
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6
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9
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7
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4
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1
4
7
2
6
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