Weekly Extreme Sudoku Competition for Jul 11 to Jul 17

Number 773, Extreme
by Crosswords Ltd. December 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    
  8 1     2      
9   3 1 8   7    
      3 5 6      
1               6
      4 7        
    2   1 3 5   4
  7         8    
    4