#include <iostream>
#include <fstream> 

using namespace std; 

void readit(istream & ifs);

int main(void)
{
   int num;

   ifstream inputfile; 
   inputfile.open("data2.txt"); 

   readit(inputfile);

   while(!inputfile.eof())
   {
      inputfile >> num;
      cout <<  num << endl;
   }

   inputfile.close(); 

   return 0; 
}

void readit(istream & ifs)
{
   int number;
   ifs >> number;

   cout << number << " was read by readit " << endl;
}