Compilare: main.cpp: In member function 'void Graf::dfs(int)': main.cpp:47:23: warning: comparison of integer expressions of different signedness: 'int' and 'std::vector<int>::size_type' {aka 'long unsigned int'} [-Wsign-compare] 47 | for (int i = 0; i < v[nod].size(); i++) { | ~~^~~~~~~~~~~~~~~ main.cpp: In member function 'std::vector<int> Graf::bfs(int)': main.cpp:64:27: warning: comparison of integer expressions of different signedness: 'int' and 'std::vector<int>::size_type' {aka 'long unsigned int'} [-Wsign-compare] 64 | for (int i = 0; i < v[nod].size(); i++) { | ~~^~~~~~~~~~~~~~~ main.cpp: In member function 'void Graf::dfsSortare(int, std::vector<int>&)': main.cpp:92:23: 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 < v[nod].size(); i++) { | ~~^~~~~~~~~~~~~~~ main.cpp: In function 'int main()': main.cpp:112:23: warning: comparison of integer expressions of different signedness: 'int' and 'std::vector<int>::size_type' {aka 'long unsigned int'} [-Wsign-compare] 112 | for (int i = 0; i < noduriSortate.size(); i++) { | ~~^~~~~~~~~~~~~~~~~~~~~~