diff --git a/constraints/conversion_0.mzn b/constraints/conversion_0.mzn
index b0b909998b93d8c324c9f7cd14f68f9d9b135f60..e08827f167c336d9dfcb36f704cecf7138640948 100644
--- a/constraints/conversion_0.mzn
+++ b/constraints/conversion_0.mzn
@@ -18,9 +18,9 @@ array [1..n_moving_obj, 1..n_locations] of set of 1..n_operations : departure_op
 % Определение m_obj_loc.
 constraint forall (obj in 1..n_moving_obj, j in 1..(n_intervals + 1))
     ((m_obj_loc[obj, j] != 0) -> (
-        (m_obj_loc[obj, j] == m_obj_loc[obj, j - 1] /\ (forall (k in departure_op[obj, m_obj_loc[obj, j]]) (op_status[k, j - 1] == 0)))
+        (m_obj_loc[obj, j] == m_obj_loc[obj, j - 1] /\ (forall (k in departure_op[obj, m_obj_loc[obj, j]]) (not op_status[k, j - 1])))
             \/
-        (exists (k in arrival_op[obj, m_obj_loc[obj, j]]) (op_fin[k, j - 1] != 0))
+        (exists (k in arrival_op[obj, m_obj_loc[obj, j]]) (op_fin[k, j - 1]))
     ));
 
 % Начальное состояние.
@@ -38,7 +38,7 @@ constraint forall (i in 1..n_operations, j in {0, n_intervals + 1}) (op_status[i
 
 % Определение op_start и op_fin.
 constraint forall (op in 1..n_operations, j in {0, n_intervals + 1})
-    (op_start[op, j] == 0 /\ op_fin[op, j] == 0);
+    (op_start[op, j] = false /\ op_fin[op, j] = false);
 constraint forall (i in 1..n_operations, j in 1..(n_intervals + 1)) (op_start[i, j] = (op_status[i, j] /\ not op_status[i, j - 1]));
 constraint forall (i in 1..n_operations, j in 1..n_intervals      ) (op_fin  [i, j] = (op_status[i, j] /\ not op_status[i, j + 1]));
 
@@ -50,15 +50,12 @@ constraint forall (i in 1..n_operations where is_continuous_operation[i]) (
     let {var int : len = operations_duration[i]} in
     (forall (j in 1..(n_intervals - len + 1)) (
         (op_start[i, j] == 1) -> (
-            (forall (k in 1..(len - 1))
-                (op_status[i, j + k] == 1)
-            ) /\
-            (op_status[i, j + len] == 0)
+            (forall (k in 1..(len - 1)) (op_status[i, j + k]))
+                /\
+            (not op_status[i, j + len])
         )
     )) /\
-    (forall (j in (n_intervals - len + 2)..(n_intervals + 1))
-        (op_start[i, j] == 0)
-   )
+    (forall (j in (n_intervals - len + 2)..(n_intervals + 1)) (op_start[i, j] == false))
 );
 
 % Наличие всех ресурсов на месте во время начала операции перемещения.
@@ -78,7 +75,7 @@ array [1..n_conflicting_op] of 1..n_operations : confl_op_1;
 array [1..n_conflicting_op] of 1..n_operations : confl_op_2;
 
 constraint forall (t in 0..(n_intervals + 1), i in 1..n_conflicting_op) (
-    (op_status[confl_op_1[i], t] -> not op_status[confl_op_2[i], t])
+    op_status[confl_op_1[i], t] -> not op_status[confl_op_2[i], t]
 );
 
 % Окна непогоды.
@@ -88,7 +85,7 @@ array [1..n_bad_weather_windows] of 0..(n_intervals + 1) : bw_start;
 array [1..n_bad_weather_windows] of 0..(n_intervals + 1) : bw_fin; % Включительно.
 
 constraint forall (i in 1..n_bad_weather_windows, t in bw_start[i]..bw_fin[i]) (
-    op_status[bw_op[i], t] == 0
+    op_status[bw_op[i], t] == false
 );
 
 % Грузообработка.
@@ -140,11 +137,11 @@ constraint forall (storage in 1..n_obj_with_storage, cargo in 1..n_cargo_types,
 
 % Критерий оптимизации
 array [0..(n_intervals + 1)] of var bool : is_not_terminated;
-constraint (is_not_terminated[0] == 0 /\ is_not_terminated[n_intervals + 1] == 0);
+constraint (is_not_terminated[0] == false /\ is_not_terminated[n_intervals + 1] == false);
 
 constraint forall (t in 1..n_intervals) (
     is_not_terminated[t] == (
-        (exists (op in 1..n_operations) (op_status[op, t] == 1))
+        (exists (op in 1..n_operations) (op_status[op, t]))
             \/
         is_not_terminated[t + 1]
     )
@@ -187,15 +184,13 @@ array [1..n_moving_obj, 0..(n_intervals + 1)] of var bool : is_m_obj_useful; % 
         op_status[useful_op_id[i], t] -> is_m_obj_useful[useful_op_obj[i], t]
     );
     constraint forall (obj in 1..n_moving_obj, t in 0..(n_intervals + 1)) ( % Недопущение "ложного срабатывания" is_m_obj_useful.
-        is_m_obj_useful[obj, t] -> exists (useful_op in obj_useful_operations[obj]) (
-            op_status[useful_op, t] == true
-        )
+        is_m_obj_useful[obj, t] -> exists (useful_op in obj_useful_operations[obj]) (op_status[useful_op, t])
     );
 
 array [1..n_moving_obj, 0..(n_intervals + 1)] of var bool : is_obj_in_moving;
 array [1..n_moving_obj] of set of 1..n_operations : moving_op_of_obj; % Операции перемещения затрагивающие данный объект.
     constraint forall (obj in 1..n_moving_obj, t in 0..(n_intervals + 1)) (
-        is_obj_in_moving[obj, t] = exists (moving_op in moving_op_of_obj[obj]) (op_status[moving_op, t] = true)
+        is_obj_in_moving[obj, t] = exists (moving_op in moving_op_of_obj[obj]) (op_status[moving_op, t])
     );
 
 array [1..n_moving_obj, 0..(n_intervals + 1)] of var bool : is_interval_useful; % Была ли на текущем интервале полезная операция.