Fixing a typo in Ruby Loops url
Merge pull request #9 from lewagon/01-02-01-typo

Fixing a typo in Ruby Loops url
Adding some precisions to sum(min, max)
Merge pull request #10 from lewagon/01-02-01-min-max-included

Adding some precisions to sum(min, max)
Merge branch 'master' of github.com:lewagon/promo-3-challenges
interface exercice finished