Sudoku #h559

Sudoku game, level: Hard #559. This Sudoku have 24 given numbers (clues)..
Structure: 1 (1 pcs.), 9 (2 pcs.), 3 (2 pcs.), 2 (2 pcs.), 8 (2 pcs.), 4 (3 pcs.), 6 (3 pcs.), 7 (4 pcs.), 5 (5 pcs.), ∑24.


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