Sudoku #x73

Sudoku game, level: Expert #73. This Sudoku have 29 given numbers (clues)..
Structure: 2 (2 pcs.), 6 (2 pcs.), 7 (2 pcs.), 9 (2 pcs.), 1 (3 pcs.), 5 (3 pcs.), 8 (4 pcs.), 4 (5 pcs.), 3 (6 pcs.), ∑29.


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