private static void Main()
{
var context = new Context();
Console.WriteLine("Setting Strategy to LowestCost");
context.SetStrategy(new LowestCostStrategy());
context.FindBestTravelOption();
Console.WriteLine();
Console.WriteLine("Setting Strategy to ShortestTravel");
context.SetStrategy(new ShortestTravelStrategy());
context.FindBestTravelOption();
Console.WriteLine();
Console.WriteLine("Setting Strategy to CostEfficient");
context.SetStrategy(new CostEffectiveStrategy());
context.FindBestTravelOption();
Console.WriteLine();
Console.WriteLine("Press Any Key to Quit");
Console.ReadKey();
}
