diff --git a/AirBomber/AirBomber/DrawningAirBomber.cs b/AirBomber/AirBomber/DrawningAirBomber.cs
index 003679d..4d09f40 100644
--- a/AirBomber/AirBomber/DrawningAirBomber.cs
+++ b/AirBomber/AirBomber/DrawningAirBomber.cs
@@ -5,8 +5,9 @@ using System.Linq;
 using System.Text;
 using System.Threading.Tasks;
 using AirBomber;
+using AirBomber.Entities;
 
-namespace AirBomber
+namespace AirBomber.DrawningObjects
 {
     public class DrawningAirBomber : DrawningAirPlane
     {
diff --git a/AirBomber/AirBomber/DrawningAirPlane.cs b/AirBomber/AirBomber/DrawningAirPlane.cs
index 56a60f7..869bff7 100644
--- a/AirBomber/AirBomber/DrawningAirPlane.cs
+++ b/AirBomber/AirBomber/DrawningAirPlane.cs
@@ -3,9 +3,9 @@ using System.Collections.Generic;
 using System.Linq;
 using System.Text;
 using System.Threading.Tasks;
-using AirBomber;
+using AirBomber.Entities;
 
-namespace AirBomber
+namespace AirBomber.DrawningObjects
 {
     public class DrawningAirPlane
     {
diff --git a/AirBomber/AirBomber/DrawningPlanesEquatables.cs b/AirBomber/AirBomber/DrawningPlanesEquatables.cs
new file mode 100644
index 0000000..7042fd2
--- /dev/null
+++ b/AirBomber/AirBomber/DrawningPlanesEquatables.cs
@@ -0,0 +1,62 @@
+using System;
+using System.Collections.Generic;
+using System.Diagnostics.CodeAnalysis;
+using System.Linq;
+using System.Text;
+using System.Threading.Tasks;
+using AirBomber.DrawningObjects;
+using AirBomber.Entities;
+
+namespace AirBomber
+{
+    internal class DrawningPlanesEquatables: IEqualityComparer<DrawningAirPlane?>
+    {
+        public bool Equals(DrawningAirPlane? x, DrawningAirPlane? y)
+        {
+            if (x == null || x.EntityAirPlane == null)
+            {
+                throw new ArgumentNullException(nameof(x));
+            }
+            if (y == null || y.EntityAirPlane == null)
+            {
+                throw new ArgumentNullException(nameof(y));
+            }
+            if (x.GetType().Name != y.GetType().Name)
+            {
+                return false;
+            }
+            if (x.EntityAirPlane.Speed != y.EntityAirPlane.Speed)
+            {
+                return false;
+            }
+            if (x.EntityAirPlane.Weight != y.EntityAirPlane.Weight)
+            {
+                return false;
+            }
+            if (x.EntityAirPlane.BodyColor != y.EntityAirPlane.BodyColor)
+            {
+                return false;
+            }
+            if (x is DrawningAirBomber && y is DrawningAirBomber)
+            {
+                EntityAirBomber xAirBomber = (EntityAirBomber)x.EntityAirPlane;
+                EntityAirBomber yAirBomber = (EntityAirBomber)y.EntityAirPlane;
+
+                if (xAirBomber.Bombs != yAirBomber.Bombs)
+                    return false;
+
+                if (xAirBomber.FuelTanks != yAirBomber.FuelTanks)
+                    return false;
+
+                if (xAirBomber.AdditionalColor != yAirBomber.AdditionalColor)
+                    return false;
+            }
+            return true;
+        }
+        public int GetHashCode([DisallowNull] DrawningAirPlane obj)
+        {
+            return obj.GetHashCode();
+        }
+    }
+}
+
diff --git a/AirBomber/AirBomber/EntityAirBomber.cs b/AirBomber/AirBomber/EntityAirBomber.cs
index f8b76af..4efd868 100644
--- a/AirBomber/AirBomber/EntityAirBomber.cs
+++ b/AirBomber/AirBomber/EntityAirBomber.cs
@@ -5,7 +5,7 @@ using System.Text;
 using System.Threading.Tasks;
 using AirBomber;
 
-namespace AirBomber
+namespace AirBomber.Entities
 {
     public class EntityAirBomber : EntityAirPlane
     {
diff --git a/AirBomber/AirBomber/EntityAirPlane.cs b/AirBomber/AirBomber/EntityAirPlane.cs
index 418142f..d3650df 100644
--- a/AirBomber/AirBomber/EntityAirPlane.cs
+++ b/AirBomber/AirBomber/EntityAirPlane.cs
@@ -5,7 +5,7 @@ using System.Text;
 using System.Threading.Tasks;
 using AirBomber;
 
-namespace AirBomber
+namespace AirBomber.Entities
 {
     public class EntityAirPlane
     {
diff --git a/AirBomber/AirBomber/SetGeneric.cs b/AirBomber/AirBomber/SetGeneric.cs
index 0b1c8bd..168cf51 100644
--- a/AirBomber/AirBomber/SetGeneric.cs
+++ b/AirBomber/AirBomber/SetGeneric.cs
@@ -5,7 +5,7 @@ using System.Text;
 using System.Threading.Tasks;
 using AirBomber.Exceptions;
 
-namespace AirBomber
+namespace AirBomber.Generics
 {
     internal class SetGeneric<T>
         where T : class
@@ -31,14 +31,15 @@ namespace AirBomber
             _maxCount = count;
             _places = new List<T?>(count);
         }
+        public void SortSet(IComparer<T?> comparer) => _places.Sort(comparer);
         /// <summary>
         /// Добавление объекта в набор
         /// </summary>
         /// <param name="plane">Добавляемый самолет</param>
         /// <returns></returns>
-        public bool Insert(T plane)
+        public bool Insert(T plane, IEqualityComparer<T?>? equal = null)
         {
-            return Insert(plane, 0);
+            return Insert(plane, 0, equal);
         }
         /// <summary>
         /// Добавление объекта в набор на конкретную позицию
@@ -46,13 +47,17 @@ namespace AirBomber
         /// <param name="plane">Добавляемый самолет</param>
         /// <param name="position">Позиция</param>
         /// <returns></returns>
-        public bool Insert(T plane, int position)
+        public bool Insert(T plane, int position, IEqualityComparer<T?>? equal = null)
         {
             if (position < 0 || position >= _maxCount)
                 throw new StorageOverflowException("Невозможно добавить");
 
             if (Count >= _maxCount)
                 throw new StorageOverflowException(_maxCount);
+
+            if (equal != null && _places.Contains(plane, equal))
+                throw new ArgumentException("Такой объект уже есть в коллекции");
+
             _places.Insert(0, plane);
             return true;
         }