--- pl:prolog:pllib:course_rules [2019/06/27 15:50]
+++ pl:prolog:pllib:course_rules [2019/06/27 15:50] (aktualna)
@@ Linia 1: / Linia 1: @@
+====== Course rules ======
+{{tag>rules}}
+===== Description =====
+Course rules
+**Source**:  The Art of Prolog
+===== Download =====
+Program source code: {{course_rules.pl}}
+===== Listing =====
+<code prolog>
+	lecturer(Lecturer,Course) :-
+		course(Course,Time,Lecturer,Location).
+	duration(Course,Length) :-
+		course(Course,time(Day,Start,Finish),Lecturer,Location),
+		plus(Start,Length,Finish).
+	teaches(Lecturer,Day) :-
+		course(Course,time(Day,Start,Finish),Lecturer,Location).
+	occupied(Room,Day,Time) :-
+		course(Course,time(Day,Start,Finish),Lecturer,Location),
+		Start =< Time, Time =< Finish.
+%	Program 2.4: Course rules
+</code>
+===== Comments =====

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

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