Weekly Extreme Sudoku Competition for Dec 18 to Dec 24

Number 274, 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
    9 1 2   3    
1     8   4   2  
                8
5             7 9
    1   9   4    
9 6             1
7                
  3   4   2     5
    2   6 9