diff --git a/MyParametrClass.java b/MyParametrClass.java
index 59abc76..876b05f 100644
--- a/MyParametrClass.java
+++ b/MyParametrClass.java
@@ -2,34 +2,35 @@ import java.util.ArrayList;
 import java.util.Random;
 
 public class MyParametrClass<T extends EntityBattleship, U extends IDrawningBlocks> {
-    private final Object[] EntityArray;
-    private final Object[] BlocksArray;
+   private final ArrayList<T> EntityArray;
+    private final ArrayList<U> BlocksArray;
     int entitiesCount = 0;
     int blocksCount = 0;
     public MyParametrClass(int entitiesCount, int blocksCount) {
-        EntityArray = new Object[entitiesCount];
-        BlocksArray = new Object[blocksCount];
+      EntityArray = new ArrayList<T>();
+       BlocksArray = new ArrayList<U>();
     }
     public void Insert(T battleship){
-        if(entitiesCount < EntityArray.length) {
-            EntityArray[entitiesCount] =  battleship;
+
+            EntityArray.add(battleship);
             entitiesCount++;
-        }
+
     }
     public void Insert(U drawningBlocks){
-        if(blocksCount < BlocksArray.length) {
-            BlocksArray[blocksCount] =  drawningBlocks;
+
+            BlocksArray.add(drawningBlocks);
             blocksCount++;
-        }
+
     }
     public DrawningBattleship GetDrawningBattleship() {
 
         Random random = new Random();
-        int entityIndex = random.nextInt(EntityArray.length);
-        int blockIndex = random.nextInt(BlocksArray.length);
+        int entityIndex = random.nextInt(EntityArray.size());
+        int blockIndex = random.nextInt( BlocksArray.size());
 
-        EntityBattleship battleship = (T)EntityArray[entityIndex];
-        IDrawningBlocks blocks = (U)BlocksArray[blockIndex];
+
+        EntityBattleship battleship = EntityArray.get(entityIndex);
+        IDrawningBlocks blocks = BlocksArray.get(blockIndex);
 
         if (battleship instanceof EntityLinkor) {
             return  new DrawningLinkor(battleship, blocks);