Make solve optional for Code quiz#4

Merged

andrvb merged 3 commits into

feature/code_solve_optional

Sep 2, 2020

Commits on Dec 14, 2017

make solve function optional for Code challenge
psviderski
committed
add has_solve command to check if code challenge exports solve function
psviderski
committed

Commits on Dec 18, 2017

minor tests refactoring
psviderski
committed