Weekly Extreme Sudoku Competition for Jun 3 to Jun 9

Number 298, Extreme
by Crosswords Ltd. November 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   7      
            2 5  
8 4     9     6  
    9 2       3  
  5     3     4  
  7   1   5 9    
  9     6     7 3
  2 8            
          1