#include <iostream>
#include <vector>

using namespace std;



int main()
{
   vector<double> scores;
   
   cout << "Please enter values, Q to quit:" << endl;
   bool more = true;
   while (more)
   {  
      double input;
      cin >> input;
      if (cin.fail())
         more = false;
      else 
         scores.push_back(input);
    }//end while
   
   if (scores.size() == 0)
      cout << "At least one score is required." << endl;
   else
   {
     
      double total = 0;
      for (int i = 0; i < scores.size(); i++)
          total = total + scores[i];

      cout << "Total score: " << total << endl;
   }
   system("pause");
   return 0;
}