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🔢 Sudoku Puzzles (Minus GAS ⛽️)

Sudoku puzzle-solving videos from CTC (excluding GAS puzzles).

Data source: Cracking the Cryptic Catalogue · About: View on GitHub

8 rows where Setter contains "Christoph Seeliger" and Solver contains "Mark" sorted by Id descending

These facets timed out: Solver, Setter, Constraints

Id ▲ Puzzle Title Date Solver Setter Constraints Video Video Length Video Length (Minutes)
2655 X(mas)-Sums 1 (Odd-Even Coded) / Even X-Sums 2022-01-11 Mark Christoph Seeliger Cipher, Parity, X-Sums
Not All Sudoku Videos are Odd
Not All Sudoku Videos are Odd
00:33:10 34 min
2177 X-Sums Sudoku 2021-08-16 Mark Christoph Seeliger X-Sums
A Favourite Sudoku Type
A Favourite Sudoku Type
00:29:52 30 min
1732 Position Sums Sudoku (Odd-Even Coded) 2021-02-12 Mark Christoph Seeliger Cipher, Position Sums
Avoiding a Disaster
Avoiding a Disaster
00:31:26 32 min
1688 DSM Qualitraining 2021: Position Sums Sudoku 2021-01-22 Mark Christoph Seeliger Position Sums
Every Step is so Difficult!
Every Step is so Difficult!
00:48:35 49 min
1375 Geburtstags-Mix Sudoku / Happy Birthday glum_hippo 2020-08-27 Mark Christoph Seeliger Killer, Little Killer, Parity Party, Sandwich, X-Factor
Age is a Mystery
Age is a Mystery
00:39:32 40 min
1235 Renban Sudoku 2020-06-21 Mark Christoph Seeliger Renban
The Sudoku They Left Behind
The Sudoku They Left Behind
00:18:47 19 min
828 Sudoku #828 2019-10-03 Mark Christoph Seeliger First Seen, O/E
Never mind the sample puzzle ... Here's the Real Deal
Never mind the sample puzzle ... Here's the Real Deal
00:25:38 26 min
823 Sudoku #823 2019-09-30 Mark Christoph Seeliger First Seen, O/E
Two new sudoku variants at the World Championship
Two new sudoku variants at the World Championship
00:13:35 14 min

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Last updated (UTC): 2025-12-06 03:56:18