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✨ Big O ✨ Let me take you on a visual introduction to what big O notation is in my new blog post: samwho.dev/big-o. With big O notation you can better understand how algorithms will perform in practice, finding orders of magnitude improvements often with very simple changes to your code.

n(n+1)/2 isn't from Gauss, it was well-known way before him, but according to the legend he found it by himself at a very young age

Who discovered it?

en.wikipedia.org/wiki/Triangu... Pythagoreans