#include 
#include 
#include 
#include 	// for isspace
#include 	// for atoi

int main(void)
{

cout << "In the name of Allah" << "\n"  ;
const int MAX = 90 ;			// size of buffer
char  Current  ;
char  Pre[MAX] ; int Ipre=0;
char  Post[MAX]; int Ipost=0;
int   Flag = 0 ;
double FPre =0 ;
double FPost=0 ;
int track = 0  ;
double oldFPre=0;	double AvgFPost=0;	int n=0;

ifstream infile("delay_result.txt");	// create file for input
	while(infile)
	{
	 
	 while (Flag == 0 )
	 {	
		infile.get(Current);
	  	Pre[Ipre++]= Current ;
		if (Current==' ')	 
   	  	{	
	   	Pre[Ipre] = '\0' ;
		FPre = atof(Pre) ;
		cout << FPre	 ;
	   	Ipre=0 ;
		cout << " this is a space ";
	   	Flag = 1 ;
		}	
	 } // EO while(Flag == 0)

	 while (Flag == 1)
	 {
	 	do 
		{
		infile.get(Current);
	      	Post[Ipost++] = Current ;
		} while (Current != '\n' );
		Post[Ipost] = '\0' ;
		FPost = atof(Post) ;
		cout << FPost << "\n"  ;
                  
	//	  double oldFPre=0;
	//	  double AvgFPost=0;
	//	  int n=0;
			  	 
		  if(track ==0)			//comming first time
		  {
		  oldFPre = FPre ;
		  track = 1;
		  }
		  
		  if (oldFPre == FPre)
		  {
		  AvgFPost= AvgFPost + FPost ;
		  n++ ;
		  }
		  else 	{
			cout << "Average=" << AvgFPost/n <<"\n" ;
			track = 0 ;
			}	
			
	     Ipost =0 ;
	     Flag = 0 ; 
	     Pre[0]= '\0' ; Post[0]= '\0' ; FPre = 0 ; FPost = 0;	
	 } // EO while(Flag == 1)	
	
	}/*while(infile) ends here*/
infile.close();	
return 0 ;
}

    Source: geocities.com/shezy22/code

               ( geocities.com/shezy22)