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🔢 Sudoku Puzzles

Sudoku puzzle-solving videos from CTC.

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

2 rows where Constraints contains "Doublers" and Setter contains "James Sinclair" sorted by Id descending

These facets timed out: Solver, Setter, Constraints

Id â–² Puzzle Title Date Solver Setter Constraints Video Video Length Video Length (Minutes)
8997 Irwell 2026-08-16 Simon James Sinclair 6x6, Doublers, Extra Regions, O/E, Thermo
How Easy Is This Little Puzzle?!
How Easy Is This Little Puzzle?!
00:23:32 24 min
7749 Double Entendre 2025-10-22 Mark James Sinclair Arrow, Doublers, Extra Regions, German Whispers, Killer, Ratio, Region Sum Lines, Renban
But ... These Lines Are Impossible!
But ... These Lines Are Impossible!
00:38:42 39 min

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Last updated (UTC): 2026-10-03 09:22:16