/* Filename: files.c */
//
//
#include <stdio.h>
#include <stdlib.h>
#include <fstream.h>
#include <iostream.h>
#include <sys/file.h>
#include <time.h>

main()
{
int location = 0, found = 0, i = 0, key;
int data_array[10500];
float x, y, z;

x = clock();

ifstream data_file;
ofstream out_file;

data_file.open("numbers.dat");

if (!data_file){
   cerr << "could not open file\n";
   perror("");
   exit(1);}

cout << "Enter an integer to be located: ";
cin >> key;

while (i <= 10500 && found != 1)
   { data_file >> data_array[i];
      if (key == data_array[i]) {
         found = 1;
         location = i; }
      else 
         ++i;  }

if (found)
    cout << key << " is in index location " << location << endl;
else
    cout << key << " is not in the array." << endl;

y = clock();
z = (y - x)/CLOCKS_PER_SEC;

//for (i = 0; i < 10; ++i)
//   data_file >> data_array[i];

//out_file.open("out.dat");

//while (k < 10)
//{ total += data_array[k];
//  out_file << data_array[k] << " ";
//  ++k;
//}
//cout << "The Total is: " << total << endl;
//out_file << total;

data_file.close();

printf("The execution time is: %.15f\n\n", z); 
//out_file.close();
return(0);
}