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juanfurattini/codility_missing_number.rb

Last active July 26, 2018 05:20
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Solution for Codility's MissingInteger exercise with a score of 100% (Ruby)
Raw
codility_missing_number.rb
def solution(a)
val = 0
a.uniq.sort.each do |e|
next if e <= 0
return val.next if e > val.next
val = e
end
val.next
end
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