Compilare: main.cpp: In function 'int main()': main.cpp:63:30: warning: comparison of integer expressions of different signedness: 'int' and 'std::vector<std::pair<int, int> >::size_type' {aka 'long unsigned int'} [-Wsign-compare] 63 | for(int i = 0; i < vecini[nod].size(); i++) | ~~^~~~~~~~~~~~~~~~~~~~ main.cpp:172:22: warning: comparison of integer expressions of different signedness: 'int' and 'std::vector<int>::size_type' {aka 'long unsigned int'} [-Wsign-compare] 172 | for(int i = 0; i < indiciMuchii.size(); i++) | ~~^~~~~~~~~~~~~~~~~~~~~