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Ingy döt Net 2023-07-01 11:58:00 -04:00
parent 7387c8f97b
commit cb5bb5e222
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Task/Range-expansion/Elixir/range-expansion.elixir Normal file
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@ -0,0 +1,12 @@
defmodule RC do
def expansion(range) do
Enum.flat_map(String.split(range, ","), fn part ->
case Regex.scan(~r/^(-?\d+)-(-?\d+)$/, part) do
[[_,a,b]] -> Enum.to_list(String.to_integer(a) .. String.to_integer(b))
[] -> [String.to_integer(part)]
end
end)
end
end
IO.inspect RC.expansion("-6,-3--1,3-5,7-11,14,15,17-20")