Sudoku #h573

Sudoku game, level: Hard #573. This Sudoku have 27 given numbers (clues)..
Structure: 9 (0 pcs.), 7 (1 pcs.), 1 (3 pcs.), 4 (3 pcs.), 6 (3 pcs.), 5 (4 pcs.), 3 (4 pcs.), 2 (4 pcs.), 8 (5 pcs.), ∑27.


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