Langer's Sudoku Assistant

Invalid Sudoku!

Row 6 is invalid. The middle right 3x3 Box is invalid. Go back and make a different choice.

 

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

 

Start Over

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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