Compilare: main.cpp: In member function 'void Solutie::apm2()': main.cpp:147:35: warning: comparison of integer expressions of different signedness: 'int' and 'std::vector<std::vector<long long int> >::size_type' {aka 'long unsigned int'} [-Wsign-compare] 147 | for (int i = 0; i < drumuri.size(); i++) { | ~~^~~~~~~~~~~~~~~~ main.cpp: In member function 'void Solutie::camionas()': main.cpp:185:28: 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] 185 | for (int i=0; i<graf.getListeAdj()[nodCurent].size(); i++) { | ~^~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~ main.cpp: In member function 'void Solutie::jzzhuAndCities()': main.cpp:241:31: 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] 241 | for (int i = 0; i < graf.getListeAdj()[nod].size(); i++) { | ~~^~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~ main.cpp: In member function 'void Solutie::findCheapestPrice()': main.cpp:304:28: warning: comparison of integer expressions of different signedness: 'int' and 'std::vector<std::pair<int, int> >::size_type' {aka 'long unsigned int'} [-Wsign-compare] 304 | for (int i=0; i<graf.getListeAdj()[nod].size(); i++) { | ~^~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~ main.cpp: In member function 'void Solutie::oracol()': main.cpp:340:24: warning: comparison of integer expressions of different signedness: 'int' and 'std::vector<std::vector<int> >::size_type' {aka 'long unsigned int'} [-Wsign-compare] 340 | for (int j=0; j<muchii.size(); j++) { | ~^~~~~~~~~~~~~~ main.cpp: In member function 'void Solutie::trilant()': main.cpp:397:27: warning: comparison of integer expressions of different signedness: 'int' and 'std::vector<int>::size_type' {aka 'long unsigned int'} [-Wsign-compare] 397 | for (int i = 0; i < drumA.size(); i++) | ~~^~~~~~~~~~~~~~ main.cpp:401:27: warning: comparison of integer expressions of different signedness: 'int' and 'std::vector<int>::size_type' {aka 'long unsigned int'} [-Wsign-compare] 401 | for (int i = 0; i < drumB.size(); i++) | ~~^~~~~~~~~~~~~~ main.cpp:405:27: warning: comparison of integer expressions of different signedness: 'int' and 'std::vector<int>::size_type' {aka 'long unsigned int'} [-Wsign-compare] 405 | for (int i = 0; i < drumC.size(); i++) | ~~^~~~~~~~~~~~~~ main.cpp: In member function 'void Solutie::dragoni()': main.cpp:511:28: warning: comparison of integer expressions of different signedness: 'int' and 'std::vector<std::pair<int, int> >::size_type' {aka 'long unsigned int'} [-Wsign-compare] 511 | for (int i=0; i<adj[nod].size(); i++) { | ~^~~~~~~~~~~~~~~~ main.cpp:544:28: warning: comparison of integer expressions of different signedness: 'int' and 'std::vector<std::pair<int, int> >::size_type' {aka 'long unsigned int'} [-Wsign-compare] 544 | for (int i=0; i<adj[nod].size(); i++) { | ~^~~~~~~~~~~~~~~~ main.cpp:538:17: warning: unused variable 'distanta' [-Wunused-variable] 538 | int distanta = (*coada.begin()).first; | ^~~~~~~~ main.cpp: In instantiation of 'std::vector<std::pair<T, int> > Graf<T>::dijkstra_cost_path(int) [with T = long long int]': main.cpp:365:77: required from here main.cpp:86:31: 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] 86 | for (int i = 0; i < adj[nod].size(); i++) { | ~~^~~~~~~~~~~~~~~~~