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Add max_list & min_list to lists

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This commit is contained in:
Adrián Arroyo Calle
2020-12-05 14:20:50 +01:00
parent c55de17ca8
commit a73529969a
1 changed files with 12 additions and 1 deletions
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13
src/lib/lists.pl
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@@ -2,7 +2,7 @@
memberchk/2, reverse/2, length/2, maplist/2,
maplist/3, maplist/4, maplist/5, maplist/6,
maplist/7, maplist/8, maplist/9, same_length/2, nth0/3,
sum_list/2, transpose/2, list_to_set/2]).
sum_list/2, transpose/2, list_to_set/2, max_list/2, min_list/2]).
:- use_module(library(error)).
@@ -200,3 +200,14 @@ nth0_search(N, N, [E|_], E).
nth0_search(N0, N, [_|Es], E) :-
N1 is N0 + 1,
nth0_search(N1, N, Es, E).
max_list([Max], Max).
max_list([N|Ns], Max) :-
max_list(Ns, Maxs),!,
Max is max(N, Maxs).
min_list([Min], Min).
min_list([N|Ns], Min) :-
min_list(Ns, Mins),!,
Min is min(N, Mins).