Sudoku #m838

Sudoku game, level: Medium #838. This Sudoku have 27 given numbers (clues)..
Structure: 1 (2 pcs.), 6 (2 pcs.), 7 (2 pcs.), 2 (3 pcs.), 3 (3 pcs.), 4 (3 pcs.), 8 (3 pcs.), 9 (4 pcs.), 5 (5 pcs.), ∑27.


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