Sudoku #x416

Sudoku game, level: Expert #416. This Sudoku have 31 given numbers (clues)..
Structure: 8 (1 pcs.), 5 (2 pcs.), 1 (3 pcs.), 2 (4 pcs.), 9 (4 pcs.), 7 (4 pcs.), 6 (4 pcs.), 3 (4 pcs.), 4 (5 pcs.), ∑31.


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