Weekly Extreme Sudoku Competition for Sep 18 to Sep 24

Number 522, 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        
      2     1 8  
    3 9   1 5    
  7 6 4         5
  4     9     7  
1         3 2 4  
    1 7   9 3    
  2 5     8      
        2