Diagonal Sudoku by Bill Murphy
(This post is part of the Genuinely Approachable Sudoku (GAS) series.)
It looks like there is a missing box of givens in this Sudoku puzzle. Thankfully the extra diagonal constraints might save the logic from falling apart.
or solve online (using SudokuPad)
Theme: Oh No, I Lost a Box!
Author/Opus: This is the 114th puzzle from Bill Murphy, part of the Genuinely Approachable Sudoku (GAS) team.
Rules: Insert a number from 1 to 9 into each cell so that no number repeats in any row, column, or bold region. Also, numbers cannot repeat on the marked diagonals.
GAS Time Standards (highlight to view): Two party hats (🎩🥳): 8:00; One party hat (🥳): 15:00. All other solvers earn a 🦕: TBA T-Rex (for now).
Thomas Hits the GAS (highlight to view): 3:24, with SudokuPad replay file shared as a download for now (requires loading via settings menu with improvements expected before people should use this regularly).
Solution: PDF; solving video with explanation to be added later from GAS team.
Note: Follow this link for other less common variations of Sudoku.
Note 2: Comments on the blog are great! For a more interactive discussion, please also consider using our Daily GAS discussion post on the GMPuzzles Discord. Not a member of the Discord? Click this link for basic access.