This gem have script for calculate the largest sum of a triangle.

Add this line to your application's Gemfile:

gem 'helltriangle'

And then execute:

$ bundle update

Or install it yourself as:

$ gem install helltriangle

Run command

Helltriangle::execute([[1],[1,2],[1,2,3]])

Run rspec to run the tests.

Bug reports and pull requests are welcome on GitHub at https://github.com/evandropassos/helltriangle.