Sudoku #b549

Sudoku game, level: Beginner #549. This Sudoku have 27 given numbers (clues)..
Structure: 6 (1 pcs.), 8 (2 pcs.), 7 (3 pcs.), 9 (3 pcs.), 5 (3 pcs.), 4 (3 pcs.), 2 (4 pcs.), 3 (4 pcs.), 1 (4 pcs.), ∑27.


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