Weekly Extreme Sudoku Competition for Apr 24 to Apr 30

Number 501, Extreme
by Crosswords Ltd. March 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        
  5       1 4    
    7       5   3
    4   1       8
  6   9   5   3  
7       8        
2   5       6 8  
    8 7   4   1