private void UndoShot()
{
if (_shots.Count != 0)
{
ShotEvent shot = _shots.Pop().UndoShot();
if (shot.WasHit)
{
Opponent.UndoHit(shot.CoordX, shot.CoordY, shot.ShipNumb);
}
}
else
{
Console.WriteLine("You can't undo the game.");
}
}
