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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

4 rows where Constraints contains "First Seen" and Solver contains "Mark" sorted by Id descending

Solver 1

  • Mark · 4 ✖

Setter 3

  • Christoph Seeliger · 2
  • Tom Groot Kormelink · 1
  • damasosos92 · 1

Constraints 11

  • First Seen · 4 ✖
  • O/E · 3
  • Difference · 1
  • Irregular · 1
  • Kropki · 1
  • Linked Grids · 1
  • Max Ascending · 1
  • Outside 2 · 1
  • Quattroquadri · 1
  • Skyscraper · 1
  • Sums · 1
Id ▲ Puzzle Title Date Solver Setter Constraints Video Video Length Video Length (Minutes)
6178 Easy as a Quattroquadri 2024-07-15 Mark damasosos92 First Seen, Irregular, Kropki, Quattroquadri
As Promised, the Harder Version ...
As Promised, the Harder Version ...
00:37:51 38 min
1387 Six-Pack Linked Sudokus 2020-09-02 Mark Tom Groot Kormelink Difference, First Seen, Linked Grids, Max Ascending, O/E, Outside 2, Skyscraper, Sums
What Happens when Mark DOESN'T get Lucky
What Happens when Mark DOESN'T get Lucky
01:10:51 71 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