Nettetgocphim.net Nettet24. mai 2015 · 1 I have the following code to find the longest list in a list of lists: max_len = max ( [len (path) for path in paths]) [path for path in paths if len (path) == max_len] [0] Each path is a list of integers. paths doesn't have to be a list. So if I have, for example: path_a = [1, 2, 3] path_b = [1, 4] path_c = [3, 5, 6, 2, 7]

CLP(FD) and CLP(Z): Prolog Integer Arithmetic - metalevel.at

Netteta list List of length N. The definition of this Prolog library predicate is: length(List, Length) :- ( var(Length) -> length(List, 0, Length) ; Length >= 0, length1(List, … Nettet6. jun. 2024 · The list should be of known length, as there is no way to have the called predicate or goal tell maplist/2 that it should stop going through the list: returning false from the called predicate will cause maplist/2 to fail, and variable bindings built up during its run will be rolled back. hank azaria characters

Prolog/Lists - Wikibooks, open books for an open world

Nettet21. feb. 2024 · Operations on Prolog Lists: 1. Find the length of a list L % length of empty list is 0 (base case) list_length([], 0). list_length([_ L], N) :- list_length(L, N1), N is … NettetUnifies N with the length of list List. a list List of length N. The definition of this Prolog library predicate is: length(List, Length) :- ( var(Length) -> length(List, 0, Length) ; Length >= 0, length1(List, Length) ). length([], Length, Length). length([_ L], N, Length) : … NettetThis predicate is a true relation and can be used to find the length of a list or produce a list (holding variables) of length Length. The predicate is non-deterministic, producing lists of increasing length if List is a partial list and Length is a variable. ?- length … hank azaria house