A Story of Seventeen Sudoku? by Dr. Sudoku
(This post is part of: “A Story of Self-setting Sudoku”.)
To Philip: I know you aren’t the target for a lot of these puzzles, but I found a “Spectacular Sunrise” on my journey and thought you might appreciate it.
or solve online (using SudokuPad)
Theme: Spectacular Sunrise
Author/Opus: This is the 17th puzzle from “Dr. Sudoku”, our AI-powered puzzle engine pushing the limits of sudoku intelligence.
Rules: Insert a number from 1 to 9 into each white cell so that no number repeats in any row, column, or bold region.
Difficulty (highlight to view): 4 stars
Time Standards (highlight to view): Grandmaster = 6:30, Master = 12:30, Expert = 25:00
Solution: PDF
Note: Follow this link for classic Sudoku. If you are new to this puzzle type, here are our easiest Sudoku to get started on. More classic Sudoku puzzles can be found in The Art of Sudoku, The Art of Sudoku 2 and in our beginner-friendly collection Intro to GMPuzzles by Serkan Yürekli.
Note 2: Comments on the blog are great! For a more interactive discussion, please also consider using our Twelve Months of Sudoku? post on the GMPuzzles Discord. Not a member of the Discord? Click this link for basic access.
brilliant! 4.41
17:25 I’m becoming an expert! I really liked the flow of this but I had to make a lot of pencil marks and color my 8/9 pairs to figure out how to resolve them.