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Theme: Nine Digits
Author/Opus: This is the 31st puzzle from our contributing puzzlemaster Tom Collyer.
Rules: Standard Sudoku rules. Additionally, if a grey circle is given between two adjacent cells, then the two numbers in those cells must be consecutive. (Note: not all grey circles are given; adjacent cells without a circle may contain either consecutive numbers or nonconsecutive numbers.)
Answer String: Enter the 1st row from left to right, followed by a comma, followed by the 9th row from left to right.
Time Standards (highlight to view): Grandmaster = 6:00, Master = 8:00, Expert = 16:00
Note: Follow this link for other variations of Sudoku and this link for classic Sudoku. If you are new to this puzzle type, here are our easiest Sudoku to get started on.
The post Consecutive Pairs Sudoku by Tom Collyer appeared first on The Art of Puzzles.
