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jordanekay/Bigrams.swift

Last active August 29, 2015 14:14
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Finding bigrams in text
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Bigrams.swift
func bigrams(text: String) -> [(String, String)] {
let words = split(text) { $0 == " " }
return Array(Zip2(words, words[1..<words.count]))
}
1> println(bigrams("one two three four five"))
[(one, two), (two, three), (three, four), (four, five)]
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