ruby-uebungen/Assignment_024/solution

Lösung: Map

```ruby def leeter(array) array.map do |e| e.gsub(/[aeiot]/, { \ 'a' => '4', \ 'e' => '3', \ 'i' => '1', \ 'o' => '0', \ 't' => '7'}) end end

test = %w{ Hello world } puts leeter(test)