The Treacherous Sudoku

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Published on ● Video Link: https://www.youtube.com/watch?v=d1RdXuL-EX8



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*** ISLANDS OF INSIGHT STREAM TONIGHT ***
We're going to risk streaming this game, which sounds so perfect for the channel. Tonight at 10pm UK time - we'd love to have your company! You can watch it here:

https://youtube.com/live/nGgZYUt1zpg

*** TODAY'S PUZZLE ***
We have had a whole host of recommendations to try this puzzle by blackjackfitz called Duplicates. It's got a fascinating (and brain-breaking) ruleset but it's a LOT of fun to solve. Just remember, sudoku isn't always your friend!

Have a go at the puzzle here:
https://sudokupad.app/jdcz0c4rtb

Rules:
Fill each cell with a digit from 1 to 9. For every row 'n' and column 'n' there are exactly 'n' unique digits present. The remaining cells are filled with duplicates. e.g. Row 3 could be filled (1,2,7,1,2,7,7,7,7) containing 3 unique digits. Digits in a cage do not repeat and sum to the number in the top left hand corner of the cage, if given. Digits separated by a white dot are consecutive. Digits separated by a blue diamond are duplicates (i.e. the same). Not all dots or diamonds are given.

*** PATREON REWARD DAY ***
Yesterday we published a new sudoku hunt, Evening Attractions, themed around Negative Constraints as our March competition.

They'll also be a bonus crossword video from Simon and his solve of Region Geometry by Emre Kolotoğlu (3hr 36min long...!) released over the weekend. And Simon's discussion video about Dean Mayer's Sunday Times crossword from last weekend will appear at 1minute past midnight on Sunday morning (which is the moment that competition has ended.)

https://www.patreon.com/crackingthecryptic

*** KICKSTARTER - DELIVERED 24 December 2023 ***
Our Kickstarter has finished and we've created the finished novella/puzzle collection for you. It was delivered on Christmas Eve so check your inboxes!

https://www.kickstarter.com/projects/peterchayward/cracking-the-cryptic-presents-fog-of-war

*** ORDER OUR NEW BOOK AT THIS LINK ***

If you would like to get hold of a physical copy of our new book, Cracking The Cryptic's Greatest Hits - Volume 2, there is still a chance. Visit the link below:

https://bean-games.pledgemanager.com/projects/cracking-the-cryptics-greatest-hits-v2/participate/

▶ SUDOKU PAD - Use Our Software For Your Puzzles ◀

You can input classic sudoku puzzles into our software and help support Sven, the programmer responsible for the wonderful user interface we all use to play these puzzles everyday. The app also comes with 12 handmade puzzles from us:

iOS:
https://apps.apple.com/us/app/svens-sudokupad/id1570622073

Steam: https://store.steampowered.com/app/1706870/Svens_SudokuPad/
Android:

https://play.google.com/store/apps/details?id=com.svencodes.sudokupad

ALSO on Amazon: Search for “SudokuPad”

▶ Contents Of This Video ◀

0:00 Theme music & puzzle intro
1:21 Islands Of Insight Stream TONIGHT
2:07 Simon's 3.5hr Solve
3:33 Happy Birthdays
4:07 Rules
6:20 Start of Solve: Let's Get Cracking

▶ Contact Us ◀

Twitter: @Cracking The Cryptic
email: crackingthecryptic@gmail.com

Our PO Box address:

Simon Anthony & Mark Goodliffe
Box 102
56 Gloucester Road
London
SW7 4UB

(Please note to use our real names rather than 'Cracking The Cryptic'.)

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