Created README.md
Merge branch 'master' of https://github.com/amlweems/EE312

* 'master' of https://github.com/amlweems/EE312:
  Created README.md
fixed recursive algorithm edge cases (15, 16, 20, 21)
completed iterative solution without loops or if branches
added GRADE_REPORT to .gitignore, no peeking at grades