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ortools-clone/examples/flatzinc/post_office_problem2.fzn
2012-09-03 18:26:36 +00:00

18 lines
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MiniZinc

array [1..7] of int: Cost = [500, 600, 800, 800, 800, 800, 700];
array [1..7] of int: Need = [17, 13, 15, 19, 14, 16, 11];
var 0..100: INT____00001 :: is_defined_var :: var_is_introduced;
var 0..20000: INT____00002 :: is_defined_var :: var_is_introduced;
var 0..100: num_workers :: output_var = INT____00001;
array [1..7] of var 0..100: x :: output_array([0..6]);
var 0..20000: z :: output_var = INT____00002;
constraint int_lin_eq([-1, 1, 1, 1, 1, 1, 1, 1], [INT____00001, x[1], x[2], x[3], x[4], x[5], x[6], x[7]], 0) :: defines_var(INT____00001);
constraint int_lin_eq([-1, 500, 600, 800, 800, 800, 800, 700], [INT____00002, x[1], x[2], x[3], x[4], x[5], x[6], x[7]], 0) :: defines_var(INT____00002);
constraint int_lin_le([-1, -1, -1, -1, -1], [x[1], x[2], x[3], x[4], x[5]], -17);
constraint int_lin_le([-1, -1, -1, -1, -1], [x[1], x[2], x[3], x[4], x[7]], -11);
constraint int_lin_le([-1, -1, -1, -1, -1], [x[1], x[2], x[3], x[6], x[7]], -16);
constraint int_lin_le([-1, -1, -1, -1, -1], [x[1], x[2], x[5], x[6], x[7]], -14);
constraint int_lin_le([-1, -1, -1, -1, -1], [x[1], x[4], x[5], x[6], x[7]], -19);
constraint int_lin_le([-1, -1, -1, -1, -1], [x[2], x[3], x[4], x[5], x[6]], -13);
constraint int_lin_le([-1, -1, -1, -1, -1], [x[3], x[4], x[5], x[6], x[7]], -15);
solve :: int_search([INT____00002, x[1], x[2], x[3], x[4], x[5], x[6], x[7]], first_fail, indomain, complete) minimize INT____00002;