Weekly Extreme Sudoku Competition for Jun 10 to Jun 16

Number 299, Extreme
by Crosswords Ltd. August 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
      8 6        
4         5     9
  7     4     2  
9           6   2
            8    
2   1     7     5
  1     8     9  
6     4 5       1
          3