Langer's Sudoku Assistant

Invalid Sudoku!

Row 8 is invalid. Go back and make a different choice.

 

6
5
1
4
7
8
2
3
9
3
8
2
6
1
9
4
7
5
7
9
4
3
5
2
1
6
8
9
6
4
3
8
2
7
1
5
1
5
7
9
4
6
2
3
8
2
8
3
5
1
7
9
4
6
1      
   5   
       
2
6
8
9
3
1      
   5   
       
4
7
5
9
3
7
6
4
8
2
1
8
7
1
4
2
5
6
3
9

 

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