Weekly Extreme Sudoku Competition for Mar 16 to Mar 22

Number 78, 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   3        
9     6          
4     1 9 2     3
3 7         5 9  
    9       4    
  4 5         8 7
5     3 1 9     6
          6     4
        7   2