Rosetta Code

Determine if a string is squeezable

Collapse repeated adjacent characters and compare the squeezed result with a target string.

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Sourcerosettacode/popular/determine_if_a_string_is_squeezable.vibe
def squeeze(text: string) -> string
  result = ""
  previous: nil | string = nil

  text.chars.each { |char|
    if char != previous
      result = result + char
      previous = char
    end
  }

  result
end

def squeezable?(text: string, target: string) -> bool
  squeeze(text) == target
end

def run -> { balloon: bool, mismatch: bool, mississippi: bool, no_change: bool }
  {
    balloon: squeezable?("baalllloooon", "balon"),
    mississippi: squeezable?("mississippi", "misisipi"),
    no_change: squeezable?("vibescript", "vibescript"),
    mismatch: squeezable?("bookkeeper", "bokeper")
  }
end

Output

Click Run example to see the result.

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