//Lab #12 B
					//from Maksim Ivanenko
					//for IT 340
					//due by 06/08/01

			#include <iostream.h>
			#include <fstream.h>
		void main()
		{
			float price=0;				//to declare & initialize variables
			short count=0;
			float accum=0;
			float average=0;
			
			cout<<"**********************************************"<<endl;
			ifstream infile;
			infile.open("Lab12.dat",ios::in);

			if (!infile.fail())			//check for correct access to file
			{
				infile>>price;			//to get first data from file

				while (!infile.eof())	//to get all data available in file
				{
					cout<<price<<"	";	//to display entry
					infile>>price;		//to read another value
					accum=accum+price;	//accumulator
					count=count+1;		//counter

				}						//end of file reached
				infile.close();			//to close file
				cout<<endl;
				average=accum/count;
				cout<<"______________________________________________"<<endl;
				cout<<"Number of entries is "<<count<<endl;
				cout<<"______________________________________________"<<endl;
				cout<<"Average price is $"<<average<<endl<<endl;
				cout<<"**********************************************"<<endl;
			}
			else
				cout<<"Error. Could not read from file."<<endl;
		}//end of main module

				//results of run
				/*
				**********************************************
				10.5    15.99   20      76.54   17.34
				______________________________________________
				Number of entries is 5
				______________________________________________
				Average price is $29.442

				**********************************************