Wednesday, 1 November 2017

PUZZLE NO. 13 : RHOMBUS SUDOKU

This variant appeared in the World Sudoku Championship this year. I had created this as practice material .

RULES OF RHOMBUS SUDOKU

Apply classic sudoku rules . Additionally , the sum of digits on the vertices of each rhombus is a multiple of the digit at the centre of the rhombus.

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Puzzle No. 497: Odd Even Sudoku

  Rules: Classic Sudoku rules apply. Cells containing grey circles contain only odd digits. Cells containing grey squares contain only even ...