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RosettaCodeData/Task/Balanced-brackets/Julia/balanced-brackets-2.julia
Ingy döt Net 22f33d4004 June 2018 Update
2018-06-22 20:57:24 +00:00

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balancedbrackets(str::AbstractString) = foldl((x, y) -> x < 0 ? -1 : x + y, 0, collect((x == '[') - (x == ']') for x in str)) == 0
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