RosettaCodeData/Task/Balanced-brackets/Julia/balanced-brackets-2.julia
2023-07-01 13:44:08 -04:00

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