ruby-uebungen/Assignment_023/solution

Lösung: Hashes

```ruby worte = %w{ Bier Schnaps Bier Vodka Rum Baileys Rum Bier Vodka Bier Hugo }

def de_dupe(input) hash = {} input.each { |e| hash[e] = true } hash.keys.sort end

puts de_dupe(worte)