SudokuVariants

Sandwich

Sandwich adds number to columns and/or rows. That number indicates sum of digits between 1 and 9.

Sandwich sudoku

35 indicates that edge cells are 1 and 9, 0 means cells with 1 and 9 are adjacent in the column/row.

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Grid Snapshots
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Only last 10 snapshots per grid are stored.

Saving snapshot will delete old snapshot with same grid configuration (if exists).

Saving snapshot will save grid in current configuration if grid isn't saved or if it's saved as draft.

Enter sudoku grid as text (use 0 for empty cells). Only classic sudoku grids can be imported as text. Importing grid cannot be undone, please save all previous changes.

Save Sudoku Grid

All public grids must be solvable by SudokuVariants. Looking for solution...

Setter Settings
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Variants