finish tree#55

Open

victoria-hall1998 wants to merge 3 commits intopaircolumbus:masterfrom

victoria-hall1998:vh-solution

Commits on Jun 27, 2017

finish tree
victoriahall
committed

Commits on Jun 29, 2017

finish tree
victoriahall
committed

Commits on Jun 30, 2017

finish tree
victoriahall
committed