ContainerShip/ContainerShip/FormMapWithSetShip.cs

@@ -15,7 +15,6 @@ namespace ContainerShip
        
         private MapWithSetShipGeneric<DrawingObjectShip, AbstractMap> _mapShipCollectionGeneric;
         
-       
         public FormMapWithSetShip()
         {
             InitializeComponent();
@@ -58,7 +57,7 @@ namespace ContainerShip
             if (form.ShowDialog() == DialogResult.OK)
             {
                 DrawingObjectShip ship = new(form.SelectedShip);
-                if (_mapShipCollectionGeneric + ship)
+                if (_mapShipCollectionGeneric + ship != -1)
                 {
                     MessageBox.Show("Объект добавлен");
                     pictureBox.Image = _mapShipCollectionGeneric.ShowSet();
@@ -82,7 +81,7 @@ namespace ContainerShip
                 return;
             }
             int pos = Convert.ToInt32(maskedTextBoxPosition.Text);
-            if (_mapShipCollectionGeneric - pos)
+            if (_mapShipCollectionGeneric - pos != null)
             {
                 MessageBox.Show("Объект удален");
                 pictureBox.Image = _mapShipCollectionGeneric.ShowSet();

ContainerShip/ContainerShip/FormShip.cs

@@ -69,8 +69,7 @@ namespace ContainerShip
         }
         
         private void ButtonCreateModif_Click(object sender, EventArgs e)
-        {
-        
+        {        
             Random rnd = new();
             _ship = new DrawingContainerShip(rnd.Next(100, 300), rnd.Next(1000, 2000),
                 Color.FromArgb(255, rnd.Next(0, 256), rnd.Next(0, 256), rnd.Next(0, 256)),

ContainerShip/ContainerShip/MapWithSetShipGeneric.cs

@@ -33,12 +33,12 @@ namespace ContainerShip
             _map = map;
         }
         
-        public static bool operator +(MapWithSetShipGeneric<T, U> map, T car)
+        public static int operator +(MapWithSetShipGeneric<T, U> map, T car)
         {
             return map._setShip.Insert(car);
         }
         
-        public static bool operator -(MapWithSetShipGeneric<T, U> map, int
+        public static T operator -(MapWithSetShipGeneric<T, U> map, int
        position)
         {
             return map._setShip.Remove(position);

ContainerShip/ContainerShip/SetShipGeneric.cs

@@ -19,16 +19,16 @@ namespace ContainerShip
             _places = new T[count];
         }
         
-        public bool Insert(T ship)
+        public int Insert(T ship)
         {
             return Insert(ship, 0);
         }
 
-        public bool Insert(T ship, int position)
+        public int Insert(T ship, int position)
         {
             if (position < 0 || position > _places.Length)
             {
-                return false;
+                return -1;
             }
             int emptyCellIndex = -1;
             if (_places[position] != null)
@@ -52,30 +52,30 @@ namespace ContainerShip
             else
             {
                 _places[position] = ship;
-                return true;
+                return position;
             }
 
             if (emptyCellIndex == -1)
             {
-                return false;
+                return -1;
             }
             else
             {
                 _places[position] = ship;
-                return true;
+                return position;
             }
         }
        
-        public bool Remove(int position)
+        public T Remove(int position)
         {
             if (position >= Count || position < 0)
             {
-                return false;
+                return null;
             }
 
             T removedObject = _places[position];
             _places[position] = null;
-            return true;
+            return removedObject;
         }
         
         public T Get(int position)