predicate all_different_int(array [int] of var int: x);
predicate count(array [int] of var int: x, var int: y, var int: c);
predicate fixed_cumulative(array [int] of var int: s, array [int] of int: d, array [int] of int: r, int: b);
predicate global_cardinality(array [int] of var int: x, array [int] of int: cover, array [int] of var int: counts);
predicate maximum_int(var int: m, array [int] of var int: x);
predicate minimum_int(var int: m, array [int] of var int: x);
predicate sliding_sum(int: low, int: up, int: seq, array [int] of var int: vs);
predicate sort(array [int] of var int: x, array [int] of var int: y);
predicate table_bool(array [int] of var bool: x, array [int, int] of bool: t);
predicate table_int(array [int] of var int: x, array [int, int] of int: t);
predicate var_cumulative(array [int] of var int: s, array [int] of int: d, array [int] of int: r, var int: b);
array [1..12] of int: grid = [0, 2, 1, 0, 0, 1, 1, 0, 0, 10, 20, 30];
var 0..30: INT____00001 :: is_defined_var :: var_is_introduced;
var 5..8: INT____00002 :: is_defined_var :: var_is_introduced;
var 0..30: INT____00003 :: is_defined_var :: var_is_introduced;
var 9..12: INT____00004 :: is_defined_var :: var_is_introduced;
var 0..30: INT____00005 :: is_defined_var :: var_is_introduced;
var 0..65: INT____00006 :: is_defined_var :: var_is_introduced;
var -3..3: INT____00008 :: is_defined_var :: var_is_introduced;
var 0..1: INT____00009 :: is_defined_var :: var_is_introduced;
var -3..3: INT____00011 :: is_defined_var :: var_is_introduced;
var 0..1: INT____00012 :: is_defined_var :: var_is_introduced;
var 0..65: max_val :: output_var = INT____00006;
array [1..3] of var 1..4: x :: output_array([1..3]);
var 1..4: j____00010 = x[3];
var 1..4: j____00007 = x[2];
constraint array_int_element(INT____00002, grid, INT____00003) :: defines_var(INT____00003);
constraint array_int_element(INT____00004, grid, INT____00005) :: defines_var(INT____00005);
constraint array_int_element(x[1], grid, INT____00001) :: defines_var(INT____00001);
constraint int_abs(INT____00008, INT____00009) :: defines_var(INT____00009);
constraint int_abs(INT____00011, INT____00012) :: defines_var(INT____00012);
constraint int_lin_eq([-1, 1], [INT____00002, x[2]], -4) :: defines_var(INT____00002) :: domain;
constraint int_lin_eq([-1, 1], [INT____00004, x[3]], -8) :: defines_var(INT____00004) :: domain;
constraint int_lin_eq([-1, -1, 1], [INT____00008, x[2], x[1]], 0) :: defines_var(INT____00008);
constraint int_lin_eq([-1, -1, 1], [INT____00011, x[3], x[2]], 0) :: defines_var(INT____00011);
constraint int_lin_eq([-1, 1, 1, 1], [INT____00006, INT____00001, INT____00003, INT____00005], 0) :: defines_var(INT____00006);
solve maximize INT____00006;