Wednesday 6 May 2020

PUZZLE NO. 88 : Toroidal Sudoku



RULES : Place a digit from 1 to 9 in each empty cell so that each digit appears exactly once in each row, column and outlined region. Some of the outlined regions wrap between the top & bottom edges, and/or left & right edges of the grid. 

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Puzzle No. 429: Battenberg Sudoku

RULES: Place a digit from 1 to 9 in each empty cell so that each digit appears exactly once in each row, column and 3x3 outlined box.  Where...