2011-08-08 14:21:36 +01:00
|
|
|
%% -*- prolog -*-
|
|
|
|
|
%%=============================================================================
|
|
|
|
|
%% Copyright (C) 2011 by Denys Duchier
|
|
|
|
|
%%
|
|
|
|
|
%% This program is free software: you can redistribute it and/or modify it
|
|
|
|
|
%% under the terms of the GNU Lesser General Public License as published by the
|
|
|
|
|
%% Free Software Foundation, either version 3 of the License, or (at your
|
|
|
|
|
%% option) any later version.
|
|
|
|
|
%%
|
|
|
|
|
%% This program is distributed in the hope that it will be useful, but WITHOUT
|
|
|
|
|
%% ANY WARRANTY; without even the implied warranty of MERCHANTABILITY or
|
|
|
|
|
%% FITNESS FOR A PARTICULAR PURPOSE. See the GNU General Public License for
|
|
|
|
|
%% more details.
|
|
|
|
|
%%
|
|
|
|
|
%% You should have received a copy of the GNU Lesser General Public License
|
|
|
|
|
%% along with this program. If not, see <http://www.gnu.org/licenses/>.
|
|
|
|
|
%%=============================================================================
|
|
|
|
|
|
2011-09-02 13:23:35 +01:00
|
|
|
:- use_module(library(gecode)).
|
2011-08-08 14:21:36 +01:00
|
|
|
|
|
|
|
|
% S E N D
|
|
|
|
|
% + M O S T
|
|
|
|
|
% ---------
|
|
|
|
|
% M O N E Y
|
|
|
|
|
send_most_money(Solution,Amount) :-
|
|
|
|
|
Space := space,
|
|
|
|
|
Letters := intvars(Space,8,0,9),
|
|
|
|
|
[S,E,N,D,M,O,T,Y] = Letters,
|
|
|
|
|
Space += rel(M,'IRT_NQ',0),
|
|
|
|
|
Space += rel(S,'IRT_NQ',0),
|
|
|
|
|
Space += distinct(Letters),
|
|
|
|
|
C = [1000, 100, 10, 1,
|
|
|
|
|
1000, 100, 10, 1,
|
|
|
|
|
-10000, -1000, -100, -10, -1],
|
|
|
|
|
X = [S,E,N,D,
|
|
|
|
|
M,O,S,T,
|
|
|
|
|
M,O,N,E,Y],
|
|
|
|
|
Space += linear(C, X, 'IRT_EQ', 0),
|
|
|
|
|
Money := intvar(Space,0,99999),
|
|
|
|
|
Space += linear([10000,1000,100,10,1],[M,O,N,E,Y],'IRT_EQ',Money),
|
|
|
|
|
Space += maximize(Money),
|
|
|
|
|
Space += branch(Letters,'INT_VAR_SIZE_MIN','INT_VAL_MIN'),
|
|
|
|
|
SolSpace := search(Space),
|
|
|
|
|
Solution := val(SolSpace,Letters),
|
|
|
|
|
Amount := val(SolSpace,Money).
|
