--- pl:prolog:pllib:list_sum [2019/06/27 15:50]
+++ pl:prolog:pllib:list_sum [2019/06/27 15:50] (aktualna)
@@ Linia 1: / Linia 1: @@
+====== List sum ======
+{{tag>arithmetic lists}}
+===== Description =====
+Determining the length of a list using stack.
+**Source**:  PROLOG str. 195 Wydawnictwo PLJ Warszawa 1991 ISBN 83-85190-63-5
+===== Download =====
+Program source code: {{list_sum.pl}}
+===== Listing =====
+<code prolog>
+suma([], Sum, Sum, Ilosc, Ilosc).
+suma([H|T], Sum, Sum1, Ilosc, Ilosc1) :- Nilosc is Ilosc + 1,
+Nsuma is Sum1 + H, suma(T, Sum, Nsuma, Ilosc, Nilosc).
+test :- suma([1, 2, 3, 4, 4, 5], S, 0, Ilosc, 0).</code>
+===== Comments =====

pl/prolog/pllib/list_sum.txt · ostatnio zmienione: 2019/06/27 15:50 (edycja zewnętrzna)

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