Different error to the one described

using System; //Using directive: avoids repeating "System".

namespace Treehouse.FitnessFrog
{
  class Program
  {
      static void Main()
      {
        int runningTotal = 0;
        bool keepGoing = true;

        while (keepGoing) {
          // Prompt the user for minutes exercised
          Console.Write("Enter how many minutes you exercised or type \"quit\" to exit: "); //Print             text to screen, keeps cursor at end of line after colon.
          // Write: method name. 
          // Console: name of class that contains method.
          // System: namespace that contains class.
          // Namespace.ClassName.MethodName(parameterType parameterName);
          string entry = Console.ReadLine(); //ReadLine reads one line at a time from the console.

          if (entry == "quit") {
            keepGoing = false;
          } 
          else 
          {
            int minutes = int.Parse(entry);

            if (minutes <= 0)
            {
              Console.WriteLine(minutes + " is not an acceptable value.");
              continue;
            }
            else if (minutes <= 10)
            {
              Console.WriteLine("Better than nothing!");
            }
            else if (minutes <= 30)
            {
              Console.WriteLine("Way to go!");
            }
            else if (minutes <= 60)
            {
              Console.WriteLine("You must be a ninja in training!");
            }
            else
            {
              Console.WriteLine("Okay, now you're just showing off!");
            }

            runningTotal = runningTotal + minutes;

            // Add minutes exercised to total.
            // Display total minutes exercised on-screen.
            //WriteLine writes one line at a time to the console.

            Console.WriteLine("You've entered " + runningTotal + " minutes."); //Plus operator                   concatenates strings.
          }
          // Repeat until user quits.
        }
        Console.WriteLine("Goodbye");
      }
  }
}

(1,14): error CS1525: Unexpected symbol `Program'                                                
(1,33): error CS1525: Unexpected symbol `Program'