Eroare de compilare: main.cpp: In member function 'void graf::fct_hamilt()': main.cpp:270:28: warning: comparison of integer expressions of different signedness: 'int' and 'std::vector<std::pair<int, int> >::size_type' {aka 'long unsigned int'} [-Wsign-compare] 270 | for(j=0; j < v_h[i].size(); j++) | ~~^~~~~~~~~~~~~~~ main.cpp:278:34: warning: comparison of integer expressions of different signedness: 'int' and 'std::vector<std::pair<int, int> >::size_type' {aka 'long unsigned int'} [-Wsign-compare] 278 | for(rez_hamilt=INF, i = 0; i < vv_hamilt.size(); i++) //verificam exist unei muchii de la ult la 0 | ~~^~~~~~~~~~~~~~~~~~ main.cpp: In member function 'void graf::criticalConnections(int, int)': main.cpp:885:22: warning: comparison of integer expressions of different signedness: 'int' and 'std::vector<std::vector<int> >::size_type' {aka 'long unsigned int'} [-Wsign-compare] 885 | for(int i = 0; i < ans.size(); i++) | ~~^~~~~~~~~~~~ main.cpp: In member function 'void graf::afisare_bic()': main.cpp:953:22: warning: comparison of integer expressions of different signedness: 'int' and 'std::vector<std::vector<int> >::size_type' {aka 'long unsigned int'} [-Wsign-compare] 953 | for(int i = 0; i < rezultat.size(); i++) | ~~^~~~~~~~~~~~~~~~~ main.cpp:958:22: warning: comparison of integer expressions of different signedness: 'int' and 'std::vector<std::vector<int> >::size_type' {aka 'long unsigned int'} [-Wsign-compare] 958 | for(int i = 0; i < rezultat.size(); i++) //pt fiecare componenta biconexa | ~~^~~~~~~~~~~~~~~~~ main.cpp:960:26: warning: comparison of integer expressions of different signedness: 'int' and 'std::vector<int>::size_type' {aka 'long unsigned int'} [-Wsign-compare] 960 | for(int j = 0; j < rezultat[i].size(); j++) | ~~^~~~~~~~~~~~~~~~~~~~ main.cpp: In member function 'bool graf::HavelOK(int, std::vector<int>&)': main.cpp:978:14: warning: comparison of integer expressions of different signedness: 'int' and 'std::vector<int>::size_type' {aka 'long unsigned int'} [-Wsign-compare] 978 | if(x > v.size()) | ~~^~~~~~~~~~ main.cpp: In function 'int main()': main.cpp:1111:9: error: redeclaration of 'int N' 1111 | int N, M; | ^ main.cpp:1084:9: note: 'int N' previously declared here 1084 | int N, M; | ^ main.cpp:1111:12: error: redeclaration of 'int M' 1111 | int N, M; | ^ main.cpp:1084:12: note: 'int M' previously declared here 1084 | int N, M; | ^ Non zero exit status: 1