//---------------------------------------------------------------------//
// Programming Assignment 2
//
// Calculate the cost of gasoline, the price of a wash, the total cost, 
//    and the number of discount points earned.
//
// Written by Paula S. Woodson
// September 26, 2008                                              
//-----------------------------------------------------------------------//
//------ Preprocessor Section
#include <iostream>
#include <iomanip>
using namespace std;
//------ Main Function
int main()
{
//------ Varibles
int
//  numofdis;
  intgallons;     // amount of gallons without decimal
  numofdis;        // numbe of discount points
float
 // gallons;
   costofgas;    // cost of the gasoline
  gallons;
   totalcost;    // cost of gasoline and the wash
  // gallons;      // amount of gallons
char
   typeofgas;    // types of differnt gasoline
// Input
cout << "/n/nWelcome to VWC Service Station and Car Wash!\n\n";
cout << "Enter Amount You want: ";
cin >>  costofgas;
cout << "Enter Grade (P for premium,R for regular, S for super)";
cin >> typeofgas;  
//--------- Processing Phase
if (typeofgas == 'P' || typeofgas == 'p')
   gallons = 3.539 * costofgas;
  else(typeofgas == 'R' || typeofgas == 'r')
   gallons = 3.339 * costofgas;
   else(typeofgas == 'S' || typeofgas == 's')
   gallons = 3.679 * costofgas;
//intgallons=static_cost<int>(gallons);
//gallons = intgallons;
cin >>intgallons;
if(intgallons = 6)
   totalcost = .10 * 6.00 + gallons;
// else(intgallons = 7)
   totalcost = .20 * 6.00 + gallons; 
 else(intgallons = 8)
   totalcost = .30 * 6.00 + gallons;
// else(intgallons = 9) 
   totalcost = .40 * 6.00 + gallons;
 else(intgallons = 10)
   totalcost = .50 * 6.00 + gallons;
 else(intgallons = 11)
//   totalcost = .60 * 6.00 + gallons;
 else(intgallons = 12)
//   totalcost = .70 * 6.00 + gallons;
  else(intgallons = 13)
   totalcost = .80 * 6.00 + gallons;
 else(intgallons = 14)
   totalcost = .90 * 6.00 + gallons;
 else of (intgallons <= 15)
  totalcost = gallons;
   cout << "Car Wash Free";
if (typeofgas == 'P'||typeofgas == 'p')
  if (gallons <= 3.539)
      numofdis = 3;
   else(typeofgas == 'R'||typeofgas == 'r')
       (gallons <= 3.399)
        numofdis = 4;
    else(typeofgas == 'S'||typeofgas == 's')
       (gallons <= 3.679)
        numofdis = 5;
//-------output
cout<< fixed;              // force fixed point format
cout<< setprecision(2);   // force results to look like dollars & cents
cout<< "\n\n Grade Purchased:           "<< typeofgas <<"\n\n";
cout<< "\n\n Cost of Gasoline: $        "<< gallons <<"\n\n";
cout<< "\n\n Total Cost: $              "<< totalcost <<"\n\n";
cout<< "\n\n Number of Discount Point:  "<< numofdis  <<"\n\n";
 
return 0 ;
}