Sudoku #m402

Sudoku game, level: Medium #402. This Sudoku have 24 given numbers (clues)..
Structure: 3 (1 pcs.), 4 (1 pcs.), 6 (1 pcs.), 5 (2 pcs.), 2 (3 pcs.), 1 (4 pcs.), 7 (4 pcs.), 8 (4 pcs.), 9 (4 pcs.), ∑24.


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