static void Main(string[] args)
{
Random r = new Random(Guid.NewGuid().GetHashCode());
double totalArea = 0.0;
int kind;
ShapeFactory shapeFactory = new ShapeFactory();
for (int i = 0; i < 10; i++)
{
kind = r.Next(0, 3);
double [] arr = InputShapeInfo(kind);
totalArea += shapeFactory.GetShape(kind, arr).CalculateArea();
}
Console.WriteLine("面积总和为:" + totalArea);
}
static void Main(string[] args)
{
ShapeFactory fac = new ShapeFactory();
S hape shape1 = fac.GetShape("Square");
}
