Reset

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Hint/Step

1-{{width}} to be entered

Solve mode

Notes mode

• White Cells should be filled with Numbers 1 to {{width}}.
• Numbers must be unique in each Row and Column and 3x3 Box.

 

 

• In Solve mode type in a number or "Delete". For now Notes are not re-instated on Delete.
• In Notes mode type in a number to add, type again to remove.
• Red Note means 1 left in a row, column or box. Blue means 2 left, Green 3 left;
• Borders denote if it applies for a Row or Column, different background denotes the Box.

 

 

• click on a Cell to switch modes. Solved number vs Possible numbers.

 

 

• save Sudoku [{{grid.join('').replace(/\,/g,'')}}]

• Brute Force solver [{{grid.join('').replace(/\,/g,'')}}]

• Eliminator [{{grid.join('').replace(/\,/g,'')}}]