I did one for an arithmetic function some months ago because I wasn't going to use a math lib. I had to watch no less than 3 children's youtube videos to rememb

I did one for an arithmetic function some months ago because I wasn't going to use a math lib. I had to watch no less than 3 children's youtube videos to remember how to do it. Not sure if remember is still the right word, I didn't do it since I learn it in school.