// Outline for Programming Assignment #3

// Preprocessor directives

#include <iostream> 
#include <iomanip>   
//#include <fstream>
using namespace std;

// Main function

int main()
{

// --- Declare variables here
char classch;
char dummych;
char productch;

float distance;
float amtordered;
float mincharge;
float maxcharge;
float unitcost;
bool
   errorincodes;   // false if codes okay, true if either code invalid

// --- Output report headings here







// --- Set numeric formatting for detail lines

cout << fixed << setprecision(2);     

// --- Initialize counters, summary variables here







mincharge = 1e29;
maxcharge = 0;


// --- Prime loop with first input value

cin >> productch;

// --- Processing loop - stops when product code is sentinel 'Z'

while (productch != 'Z')
{

   cin.get(dummych);               // skip blank in column 2
   cin.get(classch);               // get char in column 3, even if blank
   cin >> amtordered >> distance;  // remainder of input in normal fashion
  
 errorincodes = false;           // set flag - no error found yet!

   // --- switch statements to validate codes, set unit cost and count product types go here

switch(productch)
 {
   case 'C':// ready mix concrete
	    switch(classch)
      {case ' ';
        unitcost=52.60;
        break;
	default: errorincodes=true;
       }
   break;
   
   case 'R'://Rock and Gravel
            switch(classch)
       {
        case 'C':
         unitcost=22.25;
         break;
        
        case 'G':
         unitcost=16.50;
         break;
 
        case 'D':
         unitcost=35.00;
         break;

         default:
                 errorincodes=true;
       }
        break;           
         
     case 'S':
        switch(classch)
        {
         case' ':
         unitcost=4.35;
         break;

         default:
         errorincodes=true;
        }    
        break;
      case 'T':
         switch(classch)
         {
          case 'A':
           unitcost=8.25;
           break;

          case 'B':
           unitcost=6.50;
           break;

          case 'C':
           unitcost=5.40;
           break;
 
          default:
           errorincode=true;
          }
         break;
         default:
          errorincode=true;
        }



   // --- now handle detail line

   if (errorincodes)  // codes invalid - no calcs necessary - detail line with error mesg
   {



   }
   else               // codes valid - calcs, collect summary data, normal detail line
   {



   }   // end of else 

   cin >> productch;  // get next product code

}  // end of processing while loop

// --- Now display summary statistics 







return 0;

}