Sudoku #b521

Sudoku game, level: Beginner #521. This Sudoku have 25 given numbers (clues)..
Structure: 1 (2 pcs.), 2 (2 pcs.), 3 (2 pcs.), 4 (3 pcs.), 5 (3 pcs.), 7 (3 pcs.), 8 (3 pcs.), 9 (3 pcs.), 6 (4 pcs.), ∑25.


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