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Discussion on: Daily Challenge #244 - Search for Letters

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connormaher92 • Edited

Here is a Ruby solution

def change(str)
  result = '0' * 26
  str = str.downcase
  str.each_char do |char|
    result[(char.ord - 97)] = '1' if char.ord.between?(97, 122)
  end
  result
end