#include <iostream>
#include "xstream.h"

using namespace std;
using namespace xdr;

int main()
{
  oxstream fout("data");
  if(fout) 
    for(int i=0; i < 10; i++) fout << i << endl;
  fout.close();
  
  ixstream fin("data");
  int i;
  if(fin)
    while(fin >> i, !fin.eof()) cout << i << endl;
  
  return 0;
}