// This program demonstrates an enumerated data type.
#include <iostream>
#include <iomanip>
using namespace std;

enum Day { MONDAY, TUESDAY, WEDNESDAY, THURSDAY, FRIDAY };

int main()
{
   const int NUM_DAYS = 5;    // The number of days
   double sales[NUM_DAYS];    // To hold sales for each day
   double total = 0.0;        // Accumulator
   int index;                 // Loop counter

   // Get the sales for each day.
   for (index = MONDAY; index <= FRIDAY; index++)
   {
      cout << "Enter the sales for day " 
           << index << ": ";
      cin >> sales[index];
   }

   // Calculate the total sales.
   for (index = MONDAY; index <= FRIDAY; index++)
      total += sales[index];

   // Display the total.
   cout << "The total sales are $" << setprecision(2)
        << fixed << total << endl;

   return 0;
}