Weekly Extreme Sudoku Competition for Apr 12 to Apr 18

Number 447, 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
  6       5 8    
  3   1 4 8      
  2           4  
  8 2       5   3
  7           8  
4   6       2 1  
  4           5  
      4 9 2   3  
    3 5       6