Weekly Extreme Sudoku Competition for Jan 25 to Jan 31

Number 1010, Extreme
by Crosswords Ltd. February 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
    7     1      
        2       3
4 2     7     1 9
  3     8 7      
    8 2   9 1    
      1 5     4  
6 7     3     2  
9       1        
      5     6