Compilare: main.cpp: In member function 'void Graf::bfs()': main.cpp:64:23: warning: comparison of integer expressions of different signedness: 'int' and 'std::vector<int>::size_type' {aka 'long unsigned int'} [-Wsign-compare] 64 | for (i = 0; i < v[nc].size(); i++) //parcurgerm vecinii lui nc | ~~^~~~~~~~~~~~~~ main.cpp: In member function 'void Graf::dfs(int, int*)': main.cpp:84:19: warning: comparison of integer expressions of different signedness: 'int' and 'std::vector<int>::size_type' {aka 'long unsigned int'} [-Wsign-compare] 84 | for (i = 0; i < v[nod].size(); i++) //parcurgem vecinii nodului, se marcheaza toata componenta conexa ca fiind vizitata | ~~^~~~~~~~~~~~~~~ main.cpp: In member function 'void Graf::dfstop(int, int*, std::stack<int>&)': main.cpp:110:19: warning: comparison of integer expressions of different signedness: 'int' and 'std::vector<int>::size_type' {aka 'long unsigned int'} [-Wsign-compare] 110 | for (i = 0; i < v[nod].size(); i++) | ~~^~~~~~~~~~~~~~~ main.cpp: In member function 'void Graf::dfsctc(int, int*, int)': main.cpp:140:19: warning: comparison of integer expressions of different signedness: 'int' and 'std::vector<int>::size_type' {aka 'long unsigned int'} [-Wsign-compare] 140 | for (i = 0; i < v[nod].size(); i++) | ~~^~~~~~~~~~~~~~~ main.cpp: In member function 'void Graf::ordine(int, int*, std::stack<int>&)': main.cpp:163:23: warning: comparison of integer expressions of different signedness: 'int' and 'std::vector<int>::size_type' {aka 'long unsigned int'} [-Wsign-compare] 163 | for (int i = 0; i < v[nod].size(); i++) | ~~^~~~~~~~~~~~~~~