Compilare: main.cpp: In member function 'void Graf::BFS(int)': main.cpp:93:27: warning: comparison of integer expressions of different signedness: 'int' and 'std::vector<int>::size_type' {aka 'long unsigned int'} [-Wsign-compare] 93 | for (int j = 0; j < lista_ad[q.front()].size();j++) | ~~^~~~~~~~~~~~~~~~~~~~~~~~~~~~ main.cpp:105:27: warning: comparison of integer expressions of different signedness: 'int' and 'std::vector<int>::size_type' {aka 'long unsigned int'} [-Wsign-compare] 105 | for (int i = 1; i <= dist.size()-1;i++) | ~~^~~~~~~~~~~~~~~~ main.cpp: In member function 'void Graf::DFSfaraDist(int, std::vector<bool>&)': main.cpp:114:23: warning: comparison of integer expressions of different signedness: 'int' and 'std::vector<int>::size_type' {aka 'long unsigned int'} [-Wsign-compare] 114 | for (int i = 0; i < lista_ad[start].size(); i++) | ~~^~~~~~~~~~~~~~~~~~~~~~~~ main.cpp: In member function 'void Graf::DFS(int, std::vector<bool>&, std::vector<int>&, int)': main.cpp:128:23: warning: comparison of integer expressions of different signedness: 'int' and 'std::vector<int>::size_type' {aka 'long unsigned int'} [-Wsign-compare] 128 | for (int i = 0; i < lista_ad[start].size(); i++) | ~~^~~~~~~~~~~~~~~~~~~~~~~~ main.cpp: In member function 'void Graf::DFSsort(int, std::vector<int>&, std::stack<int>&)': main.cpp:141:23: warning: comparison of integer expressions of different signedness: 'int' and 'std::vector<int>::size_type' {aka 'long unsigned int'} [-Wsign-compare] 141 | for (int i = 0; i < lista_ad[start].size(); i++) | ~~^~~~~~~~~~~~~~~~~~~~~~~~ main.cpp: In member function 'void Graf::DFSt(int, std::vector<int>&, std::vector<std::vector<int> >&, int)': main.cpp:185:26: warning: comparison of integer expressions of different signedness: 'int' and 'std::vector<int>::size_type' {aka 'long unsigned int'} [-Wsign-compare] 185 | for(int i = 0; i < lista_ad_2[start].size(); i++){ | ~~^~~~~~~~~~~~~~~~~~~~~~~~~~ main.cpp: In member function 'void Graf::CTC()': main.cpp:215:27: warning: comparison of integer expressions of different signedness: 'int' and 'std::vector<std::vector<int> >::size_type' {aka 'long unsigned int'} [-Wsign-compare] 215 | for (int i = 0; i < s2.size(); i++) | ~~^~~~~~~~~~~ main.cpp:219:30: warning: comparison of integer expressions of different signedness: 'int' and 'std::vector<int>::size_type' {aka 'long unsigned int'} [-Wsign-compare] 219 | for (int j = 0; j < s2[i].size(); j++) | ~~^~~~~~~~~~~~~~ main.cpp: In function 'int HavelRez(std::vector<int>)': main.cpp:238:13: warning: comparison of integer expressions of different signedness: 'int' and 'std::vector<int>::size_type' {aka 'long unsigned int'} [-Wsign-compare] 238 | if (fst > sir_grade.size()) | ~~~~^~~~~~~~~~~~~~~~~~ main.cpp: In member function 'void Graf::APM()': main.cpp:340:23: warning: comparison of integer expressions of different signedness: 'int' and 'std::vector<std::pair<std::pair<int, int>, int> >::size_type' {aka 'long unsigned int'} [-Wsign-compare] 340 | for (int i = 0; i < lista_muchii.size(); i++) | ~~^~~~~~~~~~~~~~~~~~~~~ main.cpp: In member function 'void Graf::Dijkstra()': main.cpp:407:26: warning: comparison of integer expressions of different signedness: 'int' and 'std::vector<std::pair<int, int> >::size_type' {aka 'long unsigned int'} [-Wsign-compare] 407 | for(int i = 0; i < lista_adiac[curr].size();i++) | ~~^~~~~~~~~~~~~~~~~~~~~~~~~~ main.cpp: In member function 'void Graf::Bellman_Ford()': main.cpp:457:26: warning: comparison of integer expressions of different signedness: 'int' and 'std::vector<std::pair<int, int> >::size_type' {aka 'long unsigned int'} [-Wsign-compare] 457 | for(int i = 0; i < lista_adiac[curr].size();i++) | ~~^~~~~~~~~~~~~~~~~~~~~~~~~~ main.cpp: In member function 'std::pair<int, int> Graf::DistMax(std::vector<int>)': main.cpp:478:20: warning: variable 'nod' set but not used [-Wunused-but-set-variable] 478 | int maxim = 0, nod = 0; | ^~~