Compilare: main.cpp: In member function 'void graf::dfs(int)': main.cpp:57:24: warning: comparison of integer expressions of different signedness: 'int' and 'std::vector<int>::size_type' {aka 'long unsigned int'} [-Wsign-compare] 57 | for (int i=0; i<muchii[nod].size(); i++){ | ~^~~~~~~~~~~~~~~~~~~ main.cpp: In member function 'void graf::bfs()': main.cpp:103:28: warning: comparison of integer expressions of different signedness: 'int' and 'std::vector<int>::size_type' {aka 'long unsigned int'} [-Wsign-compare] 103 | for (int i= 0;i<muchii[nod].size();i++) | ~^~~~~~~~~~~~~~~~~~~ main.cpp: In member function 'void graf::biconexe(int, int)': main.cpp:127:15: warning: comparison of integer expressions of different signedness: 'int' and 'std::vector<int>::size_type' {aka 'long unsigned int'} [-Wsign-compare] 127 | for (int i=0;i<muchii[nod].size();i++){ | ~^~~~~~~~~~~~~~~~~~~ main.cpp: In member function 'void graf::dq(int)': main.cpp:156:19: warning: comparison of integer expressions of different signedness: 'int' and 'std::vector<int>::size_type' {aka 'long unsigned int'} [-Wsign-compare] 156 | for(int i=0; i<q[nod].size();i++){ | ~^~~~~~~~~~~~~~ main.cpp: In member function 'void graf::dw(int)': main.cpp:166:18: warning: comparison of integer expressions of different signedness: 'int' and 'std::vector<int>::size_type' {aka 'long unsigned int'} [-Wsign-compare] 166 | for(int i=0;i<w[nod].size();i++){ | ~^~~~~~~~~~~~~~ main.cpp: In member function 'void graf::ctcRez()': main.cpp:187:20: warning: comparison of integer expressions of different signedness: 'int' and 'std::vector<int>::size_type' {aka 'long unsigned int'} [-Wsign-compare] 187 | for(int j=0; j < result[i].size(); j++) | ~~^~~~~~~~~~~~~~~~~~ main.cpp: In member function 'void graf::topsort(int)': main.cpp:194:18: warning: comparison of integer expressions of different signedness: 'int' and 'std::vector<int>::size_type' {aka 'long unsigned int'} [-Wsign-compare] 194 | for(int i=0;i<muchii[nod].size();i++){ | ~^~~~~~~~~~~~~~~~~~~ main.cpp: In member function 'int graf::checkHavel()': main.cpp:223:16: warning: comparison of integer expressions of different signedness: 'int' and 'std::vector<int>::size_type' {aka 'long unsigned int'} [-Wsign-compare] 223 | if (aux> havel.size()){ | ~~~^~~~~~~~~~~~~~ main.cpp: In member function 'void graf::critica(int, int)': main.cpp:240:15: warning: comparison of integer expressions of different signedness: 'int' and 'std::vector<int>::size_type' {aka 'long unsigned int'} [-Wsign-compare] 240 | for (int i=0;i<muchii[nod].size();i++){ | ~^~~~~~~~~~~~~~~~~~~ main.cpp: In member function 'void graf::CriticaREZ()': main.cpp:257:9: warning: unused variable 'x' [-Wunused-variable] 257 | int x=low[1]; | ^