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1. firusvg (firusvg)'s status on Monday, 20-Aug-2012 18:16:17 EDT firusvg

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   You *must* love !Erlang !programming -module(permute). -export([perm/1]). perm([]) -> [[]]; perm(L) -> [[H|T] || H<-L, T<-perm(L--[H])].