"Project Euler is a series of challenging mathematical/computer programming problems that will require more than just mathematical insights to solve. Although mathematics will help you arrive at elegant and efficient methods, the use of a computer and programming skills will be required to solve most problems. " - https://projecteuler.net
Here is a list of problems. Click on the problems to view the solutions. We have given solutions in various programming languages.
Reference : Github.com
More to Come !
[ Want to contribute to CoffeeScript exercises? Send your code (attached with a .zip file) to us at w3resource[at]yahoo[dot]com. Please avoid copyrighted materials.]