IDMap_t idmap;
IDMap_t idmap1(10000); IDMap_t idmap2(1000);
int main ( ){  try {    IDMap_t idmap;    Message_t msg;    msg . read (cin);    idmap . readMessage (msg);    idmap . invert( );    msg . clear( );    idmap . writeMessage (msg);    msg . write (cout);  }  catch (Exception_t & e) {    cerr << e;  }  return 0;}