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@Bablzz
Created July 25, 2017 19:11
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def check(arr)
counter = 0
arr.each do |key|
if key == '('
counter += 1
else
counter -= 1
end
end
if (counter < 0 || counter > 0)
return false
else
return true
end
end
seq = '(()())'.split('')
puts check(seq)
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