foo.cc: In function ‘int main()’:
foo.cc:86:51: warning: comparison of integer expressions of different signedness: ‘std::vector<int>::size_type’ {aka ‘long unsigned int’} and ‘int’ [-Wsign-compare]
   86 |                                 if (partyQ.size() == q && checkPartyQ(partyQ, graph)) {
      |                                     ~~~~~~~~~~~~~~^~~~