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sirhC-B / SWI-Prolog Public

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SWI-Prolog

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HA-4.pl

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13 lines (8 loc) · 287 Bytes

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SWI-Prolog

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HA-4.pl

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13 lines (8 loc) · 287 Bytes

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erstes_element(X,[X|_]).

vorletztes_element(X,[X,_]).

vorletztes_element(X,[_|Rest]):-vorletztes_element(X,Rest).

haenge_an(X,[],[X]).

haenge_an(X,[H|T],[H|L]):-haenge_an(X,T,L).

loesche_alle(X,[],_).

loesche_alle(X,[X|Liste],[Liste|_]):-loesche_alle(X,Liste,Liste).

loesche_alle().

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