Compilare: main.cpp: In member function 'void Graf::DFS(int, std::vector<int>&)': main.cpp:143:23: warning: comparison of integer expressions of different signedness: 'int' and 'std::vector<int>::size_type' {aka 'long unsigned int'} [-Wsign-compare] 143 | for (int i = 1; i < matriceAdiacenta[nod].size(); i++) { | ~~^~~~~~~~~~~~~~~~~~~~~~~~~~~~~~ main.cpp: In member function 'void Graf::MuchieCritica(int, int*, int*, int*, int*)': main.cpp:195:23: warning: comparison of integer expressions of different signedness: 'int' and 'std::vector<int>::size_type' {aka 'long unsigned int'} [-Wsign-compare] 195 | for (int i = 1; i < matriceAdiacenta[nod].size(); i++) { | ~~^~~~~~~~~~~~~~~~~~~~~~~~~~~~~~ main.cpp: In member function 'void Graf::sortare_topologica(int, int*, std::vector<int>&)': main.cpp:236:23: warning: comparison of integer expressions of different signedness: 'int' and 'std::vector<int>::size_type' {aka 'long unsigned int'} [-Wsign-compare] 236 | for (int i = 1; i < matriceAdiacenta[nod].size(); i++) { | ~~^~~~~~~~~~~~~~~~~~~~~~~~~~~~~~ main.cpp: In function 'void infoarena_dfs()': main.cpp:284:15: warning: unused variable 'S' [-Wunused-variable] 284 | int N, M, S; | ^