Sudoku #h589

Sudoku game, level: Hard #589. This Sudoku have 27 given numbers (clues)..
Structure: 3 (2 pcs.), 7 (2 pcs.), 8 (3 pcs.), 9 (3 pcs.), 5 (3 pcs.), 2 (3 pcs.), 1 (3 pcs.), 6 (4 pcs.), 4 (4 pcs.), ∑27.


Current Time 0:0
Best Time: -:-
1  
2  
3  
4  
5  
6  
7  
8  
9  
DEL  
1  
2  
3  
4  
5  
6  
7  
8  
9  
DEL  
8
5
2
1
9
8
6
2
1
4
3
6
7
2
5
1
8
6
9
4
6
7
5
4
3
4
9
Without keyboard:
Check Sudoku rules:
Show/Hide notes:
Highlight:
Restart:
Auto Fill notes:
HINT:
Compare to result:
Show Result: