string s;
        cin >> s;
        s += "\n";
        WriteFile(write_stdin, s.c_str(), s.length(), 0, 0);
        Sleep(500);
        char *buffptr = new char[s.length()+1];
        auto r = ReadFile(read_stdout, buffptr, s.length(), 0, 0);
        buffptr[s.length()] = '\n';
        cout << GetLastError() << endl << *buffptr << endl;