Sudoku #h838

Sudoku game, level: Hard #838. This Sudoku have 29 given numbers (clues)..
Structure: 1 (1 pcs.), 3 (2 pcs.), 9 (2 pcs.), 6 (3 pcs.), 8 (3 pcs.), 7 (3 pcs.), 2 (4 pcs.), 4 (5 pcs.), 5 (6 pcs.), ∑29.


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4
8
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8
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9
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7
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9
8
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7
2
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