diff --git a/WarmlyShip/WarmlyShip/MapWithSetShipGeneric.cs b/WarmlyShip/WarmlyShip/MapWithSetShipGeneric.cs
index 04dd7af..1f8a387 100644
--- a/WarmlyShip/WarmlyShip/MapWithSetShipGeneric.cs
+++ b/WarmlyShip/WarmlyShip/MapWithSetShipGeneric.cs
@@ -72,16 +72,16 @@ namespace WarmlyShip
 		private void Shaking()
 		{
 			int j = _setShips.Count - 1;
-			for (int i = 0; i < _setShips.Count; i++)
+			for (int i = 0; i < _setShips.Count; ++i)
 			{
 				if (_setShips.Get(i) == null)
 				{
-					for (; j > i; j--)
+					for (; j > i; --j)
 					{
-						var ship = _setShips.Get(j);
-						if (ship != null)
+						var car = _setShips.Get(j);
+						if (car != null)
 						{
-							_setShips.Insert(ship, i);
+							_setShips.Insert(car, i);
 							_setShips.Remove(j);
 							break;
 						}