Sudoku #h460

Sudoku game, level: Hard #460. This Sudoku have 24 given numbers (clues)..
Structure: 1 (2 pcs.), 3 (2 pcs.), 5 (2 pcs.), 7 (2 pcs.), 8 (2 pcs.), 9 (2 pcs.), 4 (3 pcs.), 2 (4 pcs.), 6 (5 pcs.), ∑24.


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