Weekly Extreme Sudoku Competition for Jun 18 to Jun 24

Number 874, 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
  1     7   5    
4   8   2   1    
  9           4  
          9      
    7 5   8 2    
      7 3        
  2           1  
    5 8 4   7   2
    4   9     5