Revert "Document Indexing and Retrieval System"

This reverts commit 8e87bf48725a114dfdab8aeaf3af90e10e1fa419.
Revert "Revert "Document Indexing and Retrieval System""

This reverts commit b64dbdc71d4c33dd6d4d29efaf0c7d60dd7bf3b0.
Homework about evolutionary biology

From second semester of freshman year.
Sequence Alignment Homework

From second semester of freshman year.
Huffman Encoding Homework

From second semester of freshman year.
Projects from first semester freshman year.

A project that generates music based on other input music files, using a
Markov chain method, and a project that uses predictive tactics to most
effectively play PacMan with four ghosts.
Reorganization