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:184:28: warning: comparison of integer expressions of different signedness: 'int' and 'std::vector<std::pair<int, int> >::size_type' {aka 'long unsigned int'} [-Wsign-compare] 184 | for (int i=0; i<graf.getListeAdj()[nodCurent].size(); i++) { | ~^~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~ main.cpp: In member function 'void Solutie::jzzhuAndCities()': main.cpp:238:31: 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] 238 | for (int i = 0; i < graf.getListeAdj()[nod].size(); i++) { | ~~^~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~ main.cpp: In member function 'void Solutie::findCheapestPrice()': main.cpp:302:28: warning: comparison of integer expressions of different signedness: 'int' and 'std::vector<std::pair<int, int> >::size_type' {aka 'long unsigned int'} [-Wsign-compare] 302 | for (int i=0; i<graf.getListeAdj()[nod].size(); i++) { | ~^~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~ main.cpp: In member function 'void Solutie::oracol()': main.cpp:338:24: warning: comparison of integer expressions of different signedness: 'int' and 'std::vector<std::vector<int> >::size_type' {aka 'long unsigned int'} [-Wsign-compare] 338 | for (int j=0; j<muchii.size(); j++) { | ~^~~~~~~~~~~~~~ main.cpp: In member function 'void Solutie::trilant()': main.cpp:395:27: warning: comparison of integer expressions of different signedness: 'int' and 'std::vector<int>::size_type' {aka 'long unsigned int'} [-Wsign-compare] 395 | for (int i = 0; i < drumA.size(); i++) | ~~^~~~~~~~~~~~~~ main.cpp:399:27: warning: comparison of integer expressions of different signedness: 'int' and 'std::vector<int>::size_type' {aka 'long unsigned int'} [-Wsign-compare] 399 | for (int i = 0; i < drumB.size(); i++) | ~~^~~~~~~~~~~~~~ main.cpp:403:27: warning: comparison of integer expressions of different signedness: 'int' and 'std::vector<int>::size_type' {aka 'long unsigned int'} [-Wsign-compare] 403 | for (int i = 0; i < drumC.size(); i++) | ~~^~~~~~~~~~~~~~ main.cpp: In member function 'void Solutie::dragoni()': main.cpp:512:28: warning: comparison of integer expressions of different signedness: 'int' and 'std::vector<std::pair<int, int> >::size_type' {aka 'long unsigned int'} [-Wsign-compare] 512 | 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: In instantiation of 'std::vector<std::pair<T, int> > Graf<T>::dijkstra_cost_path(int) [with T = long long int]': main.cpp:363:77: 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++) { | ~~^~~~~~~~~~~~~~~~~