Sudoku #e642

Sudoku game, level: Easy #642. This Sudoku have 28 given numbers (clues)..
Structure: 4 (2 pcs.), 1 (3 pcs.), 2 (3 pcs.), 5 (3 pcs.), 6 (3 pcs.), 7 (3 pcs.), 8 (3 pcs.), 9 (3 pcs.), 3 (5 pcs.), ∑28.


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