Sudoku #m337

Sudoku game, level: Medium #337. This Sudoku have 24 given numbers (clues)..
Structure: 7 (2 pcs.), 8 (2 pcs.), 9 (2 pcs.), 6 (3 pcs.), 5 (3 pcs.), 2 (3 pcs.), 3 (3 pcs.), 4 (3 pcs.), 1 (3 pcs.), ∑24.


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4
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1
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9
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6
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9
7
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8
5
2
1
5
3
6
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