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Ingy döt Net 2023-07-01 11:58:00 -04:00
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Task/Pascals-triangle-Puzzle/Prolog/pascals-triangle-puzzle.pro Normal file
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:- use_module(library(clpfd)).
puzzle(Ts, X, Y, Z) :-
Ts = [ [151],
[_, _],
[40, _, _],
[_, _, _, _],
[X, 11, Y, 4, Z]],
Y #= X + Z, triangle(Ts), append(Ts, Vs), Vs ins 0..sup, label(Vs).
triangle([T|Ts]) :- ( Ts = [N|_] -> triangle_(T, N), triangle(Ts) ; true ).
triangle_([], _).
triangle_([T|Ts], [A,B|Rest]) :- T #= A + B, triangle_(Ts, [B|Rest]).
% ?- puzzle(_,X,Y,Z).
% X = 5,
% Y = 13,
% Z = 8 ;