static void HandleUserInput(StockService instance)
{
string inputLine;
Console.WriteLine("Enter stock name followed by new price. Enter Q to quit.");
while ((inputLine = Console.ReadLine()).ToUpper() != "Q")
{
string[] values = inputLine.Split(' ');
instance.UpdateStockQuote(values[0], int.Parse(values[1]));
Console.WriteLine("Enter stock name followed by new price. Enter Q to quit.");
}
}
