Compilare: main.cpp: In function 'void DFSP(int)': main.cpp:33:22: warning: comparison of integer expressions of different signedness: 'int' and 'std::vector<int>::size_type' {aka 'long unsigned int'} [-Wsign-compare] 33 | for(int i = 0; i < graf[x].size(); ++i) | ~~^~~~~~~~~~~~~~~~ main.cpp: In function 'void DFSM(int)': main.cpp:50:22: warning: comparison of integer expressions of different signedness: 'int' and 'std::vector<int>::size_type' {aka 'long unsigned int'} [-Wsign-compare] 50 | for(int i = 0; i < transpus[x].size(); ++i) | ~~^~~~~~~~~~~~~~~~~~~~ main.cpp: In function 'void afisare()': main.cpp:84:26: warning: comparison of integer expressions of different signedness: 'int' and 'std::vector<int>::size_type' {aka 'long unsigned int'} [-Wsign-compare] 84 | for(int j = 0; j < ctc[i].size(); ++j) | ~~^~~~~~~~~~~~~~~