Weekly Extreme Sudoku Competition for Jul 15 to Jul 21

Number 304, 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
      2   8      
  8   4   5   7  
        7   2    
  4 6       7   1
    7       3    
8   5         4  
    3   9     5  
  6       3   9  
      8   1