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Start a fresh board? Your current progress is kept in your playthroughs list.
Normal sudoku rules apply. Highlighted cells must contain digits which match either the row, column, or box number. Not all cells are necessarily given (no negative constraint).
F is for Friendly
By Alaric Taqi A. / Crusader175
Normal sudoku rules apply. Highlighted cells must contain digits which match either the row, column, or box number. Not all cells are necessarily given (no negative constraint).