diff --git a/FormMapWithSetBoats.java b/FormMapWithSetBoats.java
index a08b182..c6b4b01 100644
--- a/FormMapWithSetBoats.java
+++ b/FormMapWithSetBoats.java
@@ -1,6 +1,14 @@
 import javax.imageio.ImageIO;
 import javax.swing.*;
 import java.awt.*;
+import java.awt.event.ActionEvent;
+import java.awt.event.ActionListener;
+import java.awt.event.KeyAdapter;
+import java.awt.event.KeyEvent;
+import java.awt.image.BufferedImage;
+import java.util.HashMap;
+import javax.swing.event.ListSelectionEvent;
+import javax.swing.event.ListSelectionListener;
 
 public class FormMapWithSetBoats extends JFrame {
 
diff --git a/MapWithSetBoatsGeneric.java b/MapWithSetBoatsGeneric.java
index 771d160..b36e8e9 100644
--- a/MapWithSetBoatsGeneric.java
+++ b/MapWithSetBoatsGeneric.java
@@ -1,5 +1,6 @@
 import java.awt.*;
 import java.awt.image.BufferedImage;
+import java.util.LinkedList;
 
 public class MapWithSetBoatsGeneric <T extends IDrawningObject, U extends AbstractMap>
 {
@@ -9,9 +10,12 @@ public class MapWithSetBoatsGeneric <T extends IDrawningObject, U extends Abstra
     private int _placeSizeHeight = 90;
     private SetBoatsGeneric<T> _setBoats;
     private U _map;
+    private LinkedList<T> _deletedBoats;
+
 
     public MapWithSetBoatsGeneric(int picWidth, int picHeight, U map)
     {
+        _deletedBoats = new LinkedList<>();
         int width = picWidth / _placeSizeWidth;
         int height = picHeight / _placeSizeHeight;
         _setBoats = new SetBoatsGeneric<T>(width * height);
@@ -27,7 +31,9 @@ public class MapWithSetBoatsGeneric <T extends IDrawningObject, U extends Abstra
 
     public T removeBoat(int position)
     {
-        return _setBoats.Remove(position);
+        T boat = _setBoats.Remove(position);
+        _deletedBoats.offerFirst(boat);
+        return boat;
     }
 
     public BufferedImage ShowSet()
@@ -129,4 +135,16 @@ public class MapWithSetBoatsGeneric <T extends IDrawningObject, U extends Abstra
             }
         }
     }
+    public T GetSelectedBoat(int ind){
+        return _setBoats.Get(ind);
+    }
+
+    public T GetBoatsDeleted()
+    {
+        if(_deletedBoats.isEmpty())
+        {
+            return null;
+        }
+        return _deletedBoats.removeFirst();
+    }
 }
diff --git a/MapsCollection.java b/MapsCollection.java
new file mode 100644
index 0000000..544fdf5
--- /dev/null
+++ b/MapsCollection.java
@@ -0,0 +1,44 @@
+import java.util.ArrayList;
+import java.util.HashMap;
+
+public class MapsCollection {
+    private final HashMap<String,MapWithSetBoatsGeneric<DrawningObjectBoat, AbstractMap>> _mapStorages;
+    public ArrayList<String> Keys()
+    {
+        return new ArrayList<>(_mapStorages.keySet());
+    }
+    private final int _pictureWidth;
+    private final int _pictureHeight;
+    public MapsCollection(int pictureWidth,int pictureHeight)
+    {
+        _mapStorages=new HashMap<>();
+        _pictureWidth=pictureWidth;
+        _pictureHeight=pictureHeight;
+    }
+    public void AddMap(String Name, AbstractMap Map)
+    {
+        if(!_mapStorages.containsKey(Name))
+        {
+            _mapStorages.put(Name,new MapWithSetBoatsGeneric<>(_pictureWidth,_pictureHeight,Map));
+        }
+    }
+    public void DelMap(String name)
+    {
+        _mapStorages.remove(name);
+    }
+    public MapWithSetBoatsGeneric<DrawningObjectBoat,AbstractMap> Get(String ind)
+    {
+        if(_mapStorages.containsKey(ind))
+        {
+            return _mapStorages.get(ind);
+        }
+        return null;
+    }
+    public DrawningObjectBoat Get(String name, int ind) {
+        if (_mapStorages.containsKey(name))
+        {
+            return _mapStorages.get(name).GetSelectedBoat(ind);
+        }
+        return null;
+    }
+}
diff --git a/SetBoatsGeneric.java b/SetBoatsGeneric.java
index 255c57e..513f301 100644
--- a/SetBoatsGeneric.java
+++ b/SetBoatsGeneric.java
@@ -1,44 +1,54 @@
+import java.util.ArrayList;
+import java.util.Iterator;
 public class SetBoatsGeneric<T> {
-    private T[] _places;
-
+    private ArrayList<T> _places;
+    private final int _maxCount;
     public int Count() {
-        return _places.length;
+        return _places.size();
     }
 
     public SetBoatsGeneric(int count) {
-        _places = (T[]) (new Object[count]);
+        _maxCount=count;
+        _places = new ArrayList<>();
     }
 
     public int Insert(T boat) {
-        for (int i = 0; i < _places.length; i++) {
-            if (_places[i] == null) {
-                _places[i] = boat;
-                return i;
-            }
-        }
-        return -1;
+        return Insert(boat, 0);
+
     }
 
     public int Insert(T boat, int position) {
-        int index = position;
-
-        while (_places[index] != null && index < _places.length) index++;
-
-        if (index == _places.length) return -1;
-        for (int i = index; i > position; --i) _places[i] = _places[i - 1];
-
-        _places[position] = boat;
+        if (position < 0 || position > Count() || _maxCount == Count()) return -1;
+        _places.add(position,boat);
         return position;
     }
 
     public T Remove(int position) {
-        if (position >= _places.length) return null;
-        T res = _places[position];
-        _places[position] = null;
-        return res;
+        if (position >= Count() || position < 0)
+        {
+            return null;
+        }
+        T ship = (T) _places.get(position);
+        _places.remove(ship);
+        return ship;
     }
 
     public T Get(int position) {
-        return _places[position];
+        if (position >= Count() || position<0)
+        {
+            return null;
+        }
+        return _places.get(position);
+    }
+    public void Set(int position,T value)
+    {
+        if (position < _maxCount || position >= 0)
+        {
+            Insert(value,position);
+        }
+    }
+   // @Override
+    public Iterator<T> iterator() {
+        return _places.iterator();
     }
 }