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holsee/sjt

Created March 17, 2015 14:00
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Find All Permutations of List
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sjt
defmodule Sjt do
def perms([]), do: [[]]
def perms(l = [_h|_t]) do
for h <- l, t <- perms(l -- [h]), do: [h|t]
end
end
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holsee commented Mar 17, 2015

Not sure this is really a SJT implementation, but finds all perms

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