Day 1#751

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matt-martindale wants to merge 5 commits intobloominstituteoftechnology:masterfrom

matt-martindale:master

Commits on Nov 11, 2020

Commits on Nov 13, 2020

Implemented dfs_recursive method
matt-martindale
authored

Commits on Nov 15, 2020

Implemented earliest_ancestor method
matt-martindale
authored