What is the output of this program?

    #include iostream
    #include fstream
    using namespace std;
    int main () 
    {
        int length;
        char * buffer;
        ifstream is;
        is.open ("word", ios :: binary );
        is.seekg (0, ios :: end);
        length = is.tellg();
        is.seekg (0, ios :: beg);
        buffer = new char [length];
        is.read (buffer, length);
        is.close();
        cout.write (buffer, length);
        delete[] buffer;
        return 0;
    }