- Title case title to make consistent with other ADS challenges
- Add definition tags to new words
- Put multi-line code in blockquotes
- Add convenience spaces in seed code
- Fix misspelled variables in tests
- Add solution to incidence matrix challenge
- Add appropriate code tags around text
- Format Typed Arrays
- Format Directed and Undirected Graphs
- Format Adjacency List
- Format Adjacency Matrix
- Added solutions code for the above four challenges
- Add horizontal rules before challenge requirements
- Change "Directed and Undirected Graphs" challenge into "Introduction
to Graphs"
