We use cookies to ensure you have the best browsing experience on our website. Please read our cookie policy for more information about how we use cookies.
  1. Prepare
  2. Algorithms
  3. Warmup
  4. Plus Minus
  5. Discussions

Plus Minus

  • Adam0_0
     + 0 comments

    A more readable way.

    arr_size = arr.size
[:positive?, :negative?, :zero?].each do |action|
	p arr.count(&action).to_f/arr_size
end