# Coding Challenges

## Greplin

Greplin posted a

coding challenge with 3 levels. My solutions for the entire
challenge can be found in my GitHub repository at

Greplin.

## Image Unshred

Instagram posted a

challenge
on image unshredding in 2011 around stiching back pieces of an image that has been shredded. My solution for the same can be found in
my GitHub repository at

Image Unshred.

## Luhny Bin

Square posted a

coding challenge for Luhn check in 2011.
My solution for the same can be found in my GitHub repository at

Luhny Bin.

## Project Euler

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.