static void Main(string[] args)
{
while (true)
{
Console.Write("Please enter the type of shape (Circle / Square / Quit): ");
string strInput = Console.ReadLine();
if (strInput.ToLower() == "circle")
{
Circle circle1 = new Circle();
circle1.PrintAreaOrDimension();
}
else if (strInput.ToLower() == "square")
{
Square square1 = new Square();
square1.PrintAreaOrDimension();
}
else if (strInput.ToLower() == "quit")
{
Console.WriteLine("Bye Bye");
break;
}
else
{
Console.WriteLine("Please enter a valid option.");
}
}
}
