Weekly Extreme Sudoku Competition for Feb 18 to Feb 24

Number 596, Extreme
by Crosswords Ltd. March 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     6  
8     1         9
      6     2 1  
9 8         1    
    5   9   4    
    2         8 7
  5     3 7      
7         4     5
  3     2