#include <fstream.h>
#include <stdlib.h>

int main()
{
    fstream fin, fout;
    int i, bit, eof_flag = 0;
    unsigned char x, mask = 0x80;

    fin.open("c:\\binary.txt", ios::in);
    fout.open("c:\\newmessage.txt", ios::out | ios::binary);
    while(!eof_flag)
    {
        x = 0x00;
        for(i = 0; i <= 7; i++)
        {
            fin >> bit;
            cout << bit << " ";
            if (fin.eof())
            {
                eof_flag = 1;
                break;
            }
            if (bit == 1)
                x |= (mask >> i); 
        }
        if (eof_flag)
            break;
        else
            fout << x;
    }
    return EXIT_SUCCESS;
}