Weekly Extreme Sudoku Competition for Nov 5 to Nov 11

Number 581, 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
        6 5 1    
2     4   7 5   8
              2  
6       8   3   2
    1       4    
5   9   2       1
  5              
4   2 1   3     7
    7 9