Weekly Extreme Sudoku Competition for Feb 14 to Feb 20

Number 178, 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       9  
1         3     4
8     9   6      
  2 9     4     6
  8           4  
3     1     5    
      6   9     8
9     3       2 5
  5       8