Compilare: main.cpp: In function 'bool isConnected(int, int)': main.cpp:72:17: warning: comparison of integer expressions of different signedness: 'int' and 'std::vector<int>::size_type' {aka 'long unsigned int'} [-Wsign-compare] 72 | while (head < q.size()) { | ~~~~~^~~~~~~~~~ main.cpp: In function 'int main()': main.cpp:136:26: warning: comparison of integer expressions of different signedness: '__gnu_cxx::__alloc_traits<std::allocator<int>, int>::value_type' {aka 'int'} and 'std::vector<std::pair<int, int> >::size_type' {aka 'long unsigned int'} [-Wsign-compare] 136 | if (count[i] == E.size()) { // Nodul unic participă la TOATE asimetriile