Weekly Extreme Sudoku Competition for Apr 15 to Apr 21

Number 604, Extreme
by Crosswords Ltd. November 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
  9     7     2  
                 
6 4   1         5
  6 2 5     3    
    7   2   9    
  3 9     8   5  
5         1   4 8
                 
  8     4     3