import java.util.Scanner;
import java.io.IOException;
import java.util.ArrayList;

public class CoinReader
{
   public static void main(String[] args)
   {
      boolean done = false;
      Scanner in = new Scanner(System.in);
      
      ArrayList<Coin> list = null;
      
      while (!done)
      {
         System.out.print("Filename: ");
         String filename = in.next();

         try
         {
            list = Coin.readFile(filename);
            done = true;
         }   
         catch (IOException e)
         {   
            e.printStackTrace();
         }
      }

      double total = 0;
      for(Coin c : list)
         total = total + c.getValue();
      
      System.out.println("Total=" + total);
   }
}