Weekly Extreme Sudoku Competition for Jan 4 to Jan 10

Number 433, 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       9    
6             8  
9     5   7     2
2     4          
  7   6   5   4  
          1 3   8
4     2   9     3
8 9             4
    7       8