Compilare: main.cpp: In member function 'std::vector<std::pair<long long int, int> > Graf::dijkstra(int)': main.cpp:33:31: warning: comparison of integer expressions of different signedness: 'int' and 'std::vector<std::pair<int, long long int> >::size_type' {aka 'long unsigned int'} [-Wsign-compare] 33 | for (int i = 0; i < adj[nod].size(); i++) { | ~~^~~~~~~~~~~~~~~~~ main.cpp: In member function 'void Graf::trilant(int, int, int)': main.cpp:87:27: warning: comparison of integer expressions of different signedness: 'int' and 'std::vector<int>::size_type' {aka 'long unsigned int'} [-Wsign-compare] 87 | for (int i = 0; i < drumA.size(); i++) | ~~^~~~~~~~~~~~~~ main.cpp:91:27: warning: comparison of integer expressions of different signedness: 'int' and 'std::vector<int>::size_type' {aka 'long unsigned int'} [-Wsign-compare] 91 | for (int i = 0; i < drumB.size(); i++) | ~~^~~~~~~~~~~~~~ main.cpp:95:27: warning: comparison of integer expressions of different signedness: 'int' and 'std::vector<int>::size_type' {aka 'long unsigned int'} [-Wsign-compare] 95 | for (int i = 0; i < drumC.size(); i++) | ~~^~~~~~~~~~~~~~ main.cpp:82:48: warning: 'nod' may be used uninitialized [-Wmaybe-uninitialized] 82 | vector<int> drumB = drum(nod, distanteB); | ^ main.cpp:72:13: note: 'nod' was declared here 72 | int nod; | ^~~