Compilare: main.cpp: In member function 'void graf::sortare_topologica()': main.cpp:115:27: warning: comparison of integer expressions of different signedness: 'std::vector<int>::size_type' {aka 'long unsigned int'} and 'int' [-Wsign-compare] 115 | while(rezolvare.size()<n){ | ~~~~~~~~~~~~~~~~^~ main.cpp:116:45: warning: comparison of integer expressions of different signedness: 'std::vector<int>::size_type' {aka 'long unsigned int'} and 'int' [-Wsign-compare] 116 | for(int i=1;i<=n && rezolvare.size()<n;i++){ | ~~~~~~~~~~~~~~~~^~ main.cpp: In member function 'void graf::ctc()': main.cpp:163:22: warning: comparison of integer expressions of different signedness: 'int' and 'std::vector<int>::size_type' {aka 'long unsigned int'} [-Wsign-compare] 163 | for(int j=0;j<vecini[i].size();j++){ | ~^~~~~~~~~~~~~~~~~ main.cpp: In member function 'void graf::Componente_Biconexe()': main.cpp:263:22: warning: comparison of integer expressions of different signedness: 'int' and 'std::vector<int>::size_type' {aka 'long unsigned int'} [-Wsign-compare] 263 | for(int j=0;j<solutie[i].size();j++){ | ~^~~~~~~~~~~~~~~~~~