Weekly Extreme Sudoku Competition for Feb 3 to Feb 9

Number 646, Extreme
by Crosswords Ltd. January puzzle packs Now Out!. Thanks for supporting our site.
Future Puzzle - will be submitted on the relevant day
1 2 3 4 5 6 7 8 9
A
B
C
D
E
F
G
H
J
4   6 3     5   9
        4     6  
    9       2    
          1   5  
  4   8 6 2   3  
  8   9          
    4       6    
  3     9        
1   7     5 3   8