Weekly Extreme Sudoku Competition for Feb 3 to Feb 9

Number 72, Extreme
by Crosswords Ltd. October 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
  2 1       8    
  4   2   6   5  
    3         1  
    5   6        
  8   7   4   9  
        8   4    
  9         2    
  1   9   3   8  
    8       9 7