Compilare: main.cpp: In member function 'std::vector<std::pair<long long int, int> > Graf::dijkstra(int)': main.cpp:34:31: 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] 34 | for (int i = 0; i < adj[nod].size(); i++) { | ~~^~~~~~~~~~~~~~~~~ main.cpp: In member function 'void Graf::trilant(int, int, int)': main.cpp:88:27: warning: comparison of integer expressions of different signedness: 'int' and 'std::vector<int>::size_type' {aka 'long unsigned int'} [-Wsign-compare] 88 | for (int i = 0; i < drumA.size(); i++) | ~~^~~~~~~~~~~~~~ main.cpp:92:27: warning: comparison of integer expressions of different signedness: 'int' and 'std::vector<int>::size_type' {aka 'long unsigned int'} [-Wsign-compare] 92 | for (int i = 0; i < drumB.size(); i++) | ~~^~~~~~~~~~~~~~ main.cpp:96:27: warning: comparison of integer expressions of different signedness: 'int' and 'std::vector<int>::size_type' {aka 'long unsigned int'} [-Wsign-compare] 96 | for (int i = 0; i < drumC.size(); i++) | ~~^~~~~~~~~~~~~~ main.cpp:83:48: warning: 'nod' may be used uninitialized [-Wmaybe-uninitialized] 83 | vector<int> drumB = drum(nod, distanteB); | ^ main.cpp:73:13: note: 'nod' was declared here 73 | int nod; | ^~~