Created
November 14, 2013 06:56
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Returns the first unique character in a string of duplicates, assuming there are unique characters. Note n-squared performance.
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| def find_char(string) | |
| word = string.split(//) | |
| word = word.find_all { |x| word.count(x) == 1 } | |
| word.first | |
| end |
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