Langer's Sudoku Assistant

Invalid Sudoku!

Row 2 is invalid. Go back and make a different choice.

 

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

 

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Take any Sudoku puzzle you are having trouble with -- or any one at all -- and enter the initial values. With each entry the proscribed options are eliminated for you

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