Weekly Extreme Sudoku Competition for Jun 24 to Jun 30

Number 40, 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
    4       7    
3 7           6 4
    8     4 3    
  9   6   2      
  3     9     2  
      3   7   5  
    9 1     5    
5 4           3 6
    3       4