Compilare: main.cpp: In member function 'void Graf::BFS()': main.cpp:114:26: warning: comparison of integer expressions of different signedness: 'int' and 'std::vector<int>::size_type' {aka 'long unsigned int'} [-Wsign-compare] 114 | for(int j = 0; j < adiac[nod].size(); j++) | ~~^~~~~~~~~~~~~~~~~~~ main.cpp: In member function 'void Graf::conexe()': main.cpp:140:15: warning: unused variable 'i' [-Wunused-variable] 140 | int nr=0, i; | ^ main.cpp: In member function 'void Graf::nma_nivel(int, int, std::vector<std::vector<int> >&, std::vector<int>&, std::vector<int>&, std::stack<int>&, int&, std::vector<int>&)': main.cpp:170:22: warning: comparison of integer expressions of different signedness: 'int' and 'std::vector<int>::size_type' {aka 'long unsigned int'} [-Wsign-compare] 170 | for(int i = 0; i < adiac[k].size(); i++) | ~~^~~~~~~~~~~~~~~~~ main.cpp: In member function 'void Graf::Biconex()': main.cpp:220:26: warning: comparison of integer expressions of different signedness: 'int' and 'std::vector<int>::size_type' {aka 'long unsigned int'} [-Wsign-compare] 220 | for(int j = 0; j < componente_bi[i].size(); j++) | ~~^~~~~~~~~~~~~~~~~~~~~~~~~ main.cpp: In member function 'void Graf::CTC()': main.cpp:271:30: warning: comparison of integer expressions of different signedness: 'int' and 'std::vector<int>::size_type' {aka 'long unsigned int'} [-Wsign-compare] 271 | for(int j = 0; j <componente_tc[i].size(); j++) | ~~^~~~~~~~~~~~~~~~~~~~~~~~ main.cpp: In member function 'void Graf::nma_nivel_CC(int, int, std::vector<int>&, std::vector<int>&, int&, std::vector<int>&)': main.cpp:301:22: warning: comparison of integer expressions of different signedness: 'int' and 'std::vector<int>::size_type' {aka 'long unsigned int'} [-Wsign-compare] 301 | for(int i = 0; i < adiac[k].size(); i++) | ~~^~~~~~~~~~~~~~~~~