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trucking.cpp
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1 /* -*- mode: C++; c-basic-offset: 2; indent-tabs-mode: nil -*- */
2 /*
3  * Main authors:
4  * Guido Tack <tack@gecode.org>
5  *
6  * Copyright:
7  * Guido Tack, 2014
8  *
9  * This file is part of Gecode, the generic constraint
10  * development environment:
11  * http://www.gecode.org
12  *
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33 
34 #include "test/flatzinc.hh"
35 
36 namespace Test { namespace FlatZinc {
37 
38  namespace {
40  class Create {
41  public:
42 
44  Create(void) {
45  (void) new FlatZincTest("trucking",
46 "predicate bool_lin_ge(array [int] of int: a, array [int] of var bool: x, var int: c);\n\
47 predicate bool_lin_gt(array [int] of int: a, array [int] of var bool: x, var int: c);\n\
48 predicate bool_lin_lt(array [int] of int: a, array [int] of var bool: x, var int: c);\n\
49 predicate bool_lin_ne(array [int] of int: a, array [int] of var bool: x, var int: c);\n\
50 array [1..4] of int: Cost = [30, 27, 23, 20];\n\
51 array [1..6] of int: Demand = [27, 11, 14, 19, 25, 22];\n\
52 array [1..4] of int: Loads = [20, 18, 15, 13];\n\
53 var 0..600: INT____00001 :: is_defined_var :: var_is_introduced;\n\
54 var 0..600: obj :: output_var = INT____00001;\n\
55 array [1..24] of var 0..1: x :: output_array([1..4, 1..6]);\n\
56 constraint int_lin_eq([-1, 30, 30, 30, 30, 30, 30, 27, 27, 27, 27, 27, 27, 23, 23, 23, 23, 23, 23, 20, 20, 20, 20, 20, 20], [INT____00001, x[1], x[2], x[3], x[4], x[5], x[6], x[7], x[8], x[9], x[10], x[11], x[12], x[13], x[14], x[15], x[16], x[17], x[18], x[19], x[20], x[21], x[22], x[23], x[24]], 0) :: defines_var(INT____00001);\n\
57 constraint int_lin_le([1, 1], [x[19], x[20]], 1);\n\
58 constraint int_lin_le([1, 1], [x[20], x[21]], 1);\n\
59 constraint int_lin_le([1, 1], [x[21], x[22]], 1);\n\
60 constraint int_lin_le([1, 1], [x[22], x[23]], 1);\n\
61 constraint int_lin_le([1, 1], [x[23], x[24]], 1);\n\
62 constraint int_lin_le([1, 1, 1], [x[13], x[14], x[15]], 1);\n\
63 constraint int_lin_le([1, 1, 1], [x[14], x[15], x[16]], 1);\n\
64 constraint int_lin_le([1, 1, 1], [x[15], x[16], x[17]], 1);\n\
65 constraint int_lin_le([1, 1, 1], [x[16], x[17], x[18]], 1);\n\
66 constraint int_lin_le([-20, -18, -15, -13], [x[1], x[7], x[13], x[19]], -27);\n\
67 constraint int_lin_le([-20, -18, -15, -13], [x[2], x[8], x[14], x[20]], -11);\n\
68 constraint int_lin_le([-20, -18, -15, -13], [x[3], x[9], x[15], x[21]], -14);\n\
69 constraint int_lin_le([-20, -18, -15, -13], [x[4], x[10], x[16], x[22]], -19);\n\
70 constraint int_lin_le([-20, -18, -15, -13], [x[5], x[11], x[17], x[23]], -25);\n\
71 constraint int_lin_le([-20, -18, -15, -13], [x[6], x[12], x[18], x[24]], -22);\n\
72 solve ::int_search(x, first_fail, indomain_min, complete) minimize INT____00001;\n\
73 ", "obj = 224;\n\
74 x = array2d(1..4, 1..6, [0, 0, 0, 1, 0, 0, 0, 1, 1, 0, 1, 1, 1, 0, 0, 0, 0, 1, 1, 0, 0, 0, 1, 0]);\n\
75 ----------\n\
76 ==========\n\
77 ");
78  }
79  };
80 
81  Create c;
82  }
83 
84 }}
85 
86 // STATISTICS: test-flatzinc
Gecode::FloatVal c(-8, 8)
General test support.
Definition: afc.cpp:39