Weekly Extreme Sudoku Competition for Jul 17 to Jul 23

Number 252, Extreme
by Crosswords Ltd. August 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
5 3   7   8      
        4        
  1 8            
3     9         6
  7 4       2 8  
9     8   4     7
            5 9  
        1        
      5   6 7 4 3