/in/foo.cc: In function 'int main()':
/in/foo.cc:26:31: warning: comparison of integer expressions of different signedness: 'std::vector<long long int>::size_type' {aka 'long unsigned int'} and 'long long int' [-Wsign-compare]
   26 |                 if(g[p].size()>n/2)
      |                    ~~~~~~~~~~~^~~~
/in/foo.cc:29:38: warning: comparison of integer expressions of different signedness: 'long long int' and 'std::vector<long long int>::size_type' {aka 'long unsigned int'} [-Wsign-compare]
   29 |                         for(int i=0;i<g[p].size();i++)
      |                                     ~^~~~~~~~~~~~
/in/foo.cc:37:38: warning: comparison of integer expressions of different signedness: 'long long int' and 'long long unsigned int' [-Wsign-compare]
   37 |                         for(int i=1;i<=g[p].size()-n/2;i++)
      |                                     ~^~~~~~~~~~~~~~~~~