The Anti-Knight Killer Sudoku - Numberphile

A "killer sudoku" with a stroke of genius... Learn for free on Brilliant (and get 20% off a premium subscription) at https://brilliant.org/numberphile (episode sponsor). More links & stuff in full description below ↓↓↓ This video features Simon Anthony from Cracking the Cryptic. Try the puzzle yourself here - https://sudokupad.app/FmTJm94bMR Watch Simon tackle the puzzle on Cracking the Cryptic - https://www.youtube.com/watch?v=wps4c6WZKeM Catch Simon's previous video about the Phistomephel Ring - https://youtu.be/pezlnN4X52g Cracking the Cryptic - https://www.youtube.com/c/CrackingTheCryptic Cracking the Cryptic on Numberphile - https://www.youtube.com/playlist?list=PLt5AfwLFPxWKtlMAE1n0JbiBMqSH2VMH4 Patreon: http://www.patreon.com/numberphile Numberphile is supported by Jane Street. Learn more about them (and exciting career opportunities) at: https://bit.ly/numberphile-janestreet We are also grateful for support from Ben Delo. NUMBERPHILE Website: http://www.numberphile.com/ Video by Brady Haran and Pete McPartlan Numberphile T-Shirts and Merch: https://teespring.com/stores/numberphile Brady's videos subreddit: http://www.reddit.com/r/BradyHaran/ Brady's latest videos across all channels: http://www.bradyharanblog.com/ Sign up for (occasional) emails: http://eepurl.com/YdjL9