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in reply to Re: Yet Another Rosetta Code Problem (Perl, Ruby, Python, Haskell, ...)
in thread Yet Another Rosetta Code Problem (Perl, Ruby, Python, Haskell, ...)

Another erlangish
-module(rosetta). -compile(export_all). test() -> rosetta("ZYEEEEEABBCCCDDDDF"). rosetta([H|T]) -> rosetta([], [H], T). rosetta(L, [H|_]=Act, [H|T1]) -> rosetta(L, [H|Act], T1); rosetta(L, Act, [H|T]) -> rosetta([Act|L], [H], T); rosetta(L, Act, []) -> lists:reverse([Act|L]).
maciek
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