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otto-schnurr/dna-solution.swift

Last active August 29, 2015 14:06
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A Swift solution for http://rosalind.info/problems/dna/.
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dna-solution.swift
#!/usr/bin/xcrun swift -F .
// FileInput module from https://github.com/otto-schnurr/FileInput-swift
import FileInput
let dna = input().nextLine()!
var count: [Character: Int] = ["A": 0, "C": 0, "G": 0, "T": 0];
for base in dna { count[base]? += 1 }
println(" ".join(map("ACGT") { toString(count[$0]!) }))
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