diff --git a/WarmlyLocomotive/WarmlyLocomotive/SetLocomotivesGeneric.cs b/WarmlyLocomotive/WarmlyLocomotive/SetLocomotivesGeneric.cs
index b8c7371..28765de 100644
--- a/WarmlyLocomotive/WarmlyLocomotive/SetLocomotivesGeneric.cs
+++ b/WarmlyLocomotive/WarmlyLocomotive/SetLocomotivesGeneric.cs
@@ -34,12 +34,7 @@ namespace WarmlyLocomotive
         /// <returns></returns>
         public int Insert(T locomotive)
         {
-            if (_maxCount == Count)
-            {
-                return -1;
-            }
-            _places.Insert(0, locomotive);
-            return 0;
+            return Insert(locomotive, 0);
         }
         /// <summary>
         /// Добавление объекта в набор на конкретную позицию
@@ -49,7 +44,7 @@ namespace WarmlyLocomotive
         /// <returns></returns>
         public int Insert(T locomotive, int position)
         {
-            if (position < 0 || position >= Count || _maxCount == Count)
+            if (position < 0 || position > Count || _maxCount == Count)
             {
                 return -1;
             }