15 lines
215 B
Ruby
15 lines
215 B
Ruby
def permutation_palindrome(str)
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dict = {}
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odds = 0
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str.chars.map do |val|
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dict[val] = dict[val] ? dict[val] += 1 : 1
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end
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dict.keys.map do |key|
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odds += 1 if dict[key].odd?
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end
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odds <= 1
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end
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