Weekly Extreme Sudoku Competition for May 19 to May 25

Number 348, 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
          5   4  
  6 3 9     5 7  
1         2     9
        7   6    
5 1           3 8
    6   5        
6     8         4
  8 4     7 9 2  
  2   6