Weekly Extreme Sudoku Competition for Nov 29 to Dec 5

Number 480, 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     3 8     7
      6   4      
    1       4    
  8   5       9  
    5       6    
  2       7 5 8  
    7     9 8    
      3   6      
1     8 7     5