Weekly Extreme Sudoku Competition for Dec 22 to Dec 28

Number 379, 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
    5       6   2
    8   3   7    
      6       4 3
    1     4 5    
5     9   2     8
    9 1     3    
  5       8      
    6   1   2    
8   2       9