diff --git a/ProjectContainerShip/ProjectContainerShip/CollectionGenericObjects/MassiveGenericObjects.cs b/ProjectContainerShip/ProjectContainerShip/CollectionGenericObjects/MassiveGenericObjects.cs
index 13f4640..01743cf 100644
--- a/ProjectContainerShip/ProjectContainerShip/CollectionGenericObjects/MassiveGenericObjects.cs
+++ b/ProjectContainerShip/ProjectContainerShip/CollectionGenericObjects/MassiveGenericObjects.cs
@@ -50,21 +50,21 @@ public class MassiveGenericObjects<T> : ICollectionGenericObjects<T>
         return null;
     }
 
-    public bool Insert(T obj)
+    public int Insert(T obj)
     {
         return Insert(obj, 0);
     }
 
-    public bool Insert(T obj, int position)
+    public int Insert(T obj, int position)
     {
         if (position < 0 || position >= Count)
         {
-            return false;
+            return -1;
         }
         if (_collection[position] == null)
         {
             _collection[position] = obj;
-            return true;
+            return position;
         }
 
         for (int i = position + 1; i < Count; i++)
@@ -72,7 +72,7 @@ public class MassiveGenericObjects<T> : ICollectionGenericObjects<T>
             if (_collection[i] == null)
             {
                 _collection[i] = obj;
-                return true;
+                return i;
             }
         }
         for (int i = position - 1; i >= 0; i--)
@@ -80,21 +80,21 @@ public class MassiveGenericObjects<T> : ICollectionGenericObjects<T>
             if (_collection[i] == null)
             {
                 _collection[i] = obj;
-                return true;
+                return i;
             }
         }
 
-        return false;
+        return -1;
     }
 
-    public bool Remove(int position)
+    public T Remove(int position)
     {
         if (position < 0 || position >= Count)
         {
-            return false;
+            return null;
         }
         T obj = _collection[position];
         _collection[position] = null;
-        return true;
+        return obj;
     }
 }
\ No newline at end of file