Add Maria's code from https://gist.github.com/MariaGeo/c17056c464096db754a7
Add Maria's code from https://gist.github.com/MariaGeo/c17056c464096db754a7

Team-Machu-Picchu/Java-Basics-Teamwork-Assignment,FilipFilipov/Java-Slide-Puzzle,Team-Machu-Picchu/Java-Basics-Teamwork-Assignment,FilipFilipov/Java-Slide-Puzzle