Sudoku #h701

Sudoku game, level: Hard #701. This Sudoku have 28 given numbers (clues)..
Structure: 9 (1 pcs.), 7 (1 pcs.), 1 (1 pcs.), 6 (3 pcs.), 4 (3 pcs.), 2 (4 pcs.), 8 (5 pcs.), 5 (5 pcs.), 3 (5 pcs.), ∑28.


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5
8
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8
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9
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7
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8
8
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2
5
1
8
3
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