Vector Animations with Python
I am a big fan of Dave Whyte’s vector animations, like this one: It was generated using a special animation language called Processing (here is Dave … (more…)
Read more »Get the next biggest number with the same digits using Python
The challenge Create a function that takes a positive integer and returns the next bigger number that can be formed by rearranging its digits. For example: If the digits can’t be rearranged to form a bigger number, return -1 (or nil in Swift): Test cases … Read more