Eight Coins Solution
Channel: Rithm School
Date: 2021-11-09

The answer to the eight coin algorithm challenge is..... 🥁 🥁 🥁 

2! 🤯 

Refresher for you, in case you forgot the details: ⤵️ 

There are eight identical-looking coins; one of these coins is counterfeit and is known to be lighter than the genuine coins. What is the minimum number of weighings needed to identify the fake coin with a two-pan balance scale without weights? 🧐 

Want to know how that's possible? Check out the video! (jump to 1:20ish if you are impatient and want to skip the more obvious 3-move explanation) 🙃 



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