# Parsing 0. [Figuring out round, floor and ceil with integer division](http://blog.pkh.me/p/36-figuring-out-round%2C-floor-and-ceil-with-integer-division.html) 0. [Multiplication from Scratch](https://gist.github.com/reednj/faca61bca9f09f9e1e9462595be2e931) 0. [Faster Integer Parsing](https://rust-malaysia.github.io/code/2020/07/11/faster-integer-parsing.html)