Snippet

rosalind/dna.rb

Code:

# Rosalind Problem DNA: Counting DNA Nucleotides

# https://rosalind.info/problems/dna/

require_relative './helpers.rb'

dataset = get_dataset(problem: 'DNA')[0]

def solve(dataset)
    ['A', 'C', 'G', 'T'].map { |x| dataset.count(x) }.join(' ')
end

puts solve('AGCTTTTCATTCTGACTGCAACGGGCAATATGTCTCTGTGTGGATTAAAAAAAGAGTGTCTGATAGCAGC')
puts solve(dataset)

Output:

20 12 17 21
196 202 186 224