Weekly Extreme Sudoku Competition for May 22 to May 28

Number 505, Extreme
by Crosswords Ltd. April 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   4     9 5   1
  5           7  
7   3         2  
        6       7
    2 8   7 9    
5       3        
  3         2   5
              9  
1   5 7     6   3