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encode function #7

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sashazykov wants to merge 1 commit into hh-ex:master from sashazykov:feature/encoding

sashazykov commented Jan 29, 2019

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          encode function

1d93248

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sashazykov commented Jan 29, 2019

Ruby:

def compress(string)
  return "" if string.empty?
  _, head, tail = /(#{string[0]}+)(.*)/.match(string).to_a
  if head.size == 1
    "#{head}#{compress(tail)}"
  else
    "#{head.size}#{string[0]}#{compress(tail)}"
  end
end

compress("AAABBCCCCDEF")```

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