// ----------------------------------------------------------------------
// 
//  Module:          files.cc
//  Description:     I/O on files 
//  Contributed by:  Rene Peralta
//  Date:            2002
//  
// ----------------------------------------------------------------------
#include <lnv3/lnv3.h>
//#include <nttl/isPrime.h> 
//#include <nttl/gcd.h> 
#include <fstream>
#include <stdio.h>


int 
main()
{
    ln x = "234850237450937497223245234";
    cout << x << endl;
    ofstream outfile("uu");
    outfile << x << endl;
    outfile.close();
    ifstream infile("uu");
    ln y;
    infile >> y ;
    cout << y << endl;
}