Compilare: main.cpp: In member function 'void graf_orientat::SortareTopologica()': main.cpp:58:23: warning: comparison of integer expressions of different signedness: 'int' and 'std::vector<int>::size_type' {aka 'long unsigned int'} [-Wsign-compare] 58 | for(int j=0; j<muchii[i].size(); ++j) | ~^~~~~~~~~~~~~~~~~ main.cpp:74:23: warning: comparison of integer expressions of different signedness: 'int' and 'std::vector<int>::size_type' {aka 'long unsigned int'} [-Wsign-compare] 74 | for(int j=0; j<muchii[vf].size(); ++j) //scad gradele vecinilor (elimin nodul curent in mod fictiv) | ~^~~~~~~~~~~~~~~~~~ main.cpp: In member function 'void graf_orientat::Graf_transpus(std::vector<int>*)': main.cpp:91:23: warning: comparison of integer expressions of different signedness: 'int' and 'std::vector<int>::size_type' {aka 'long unsigned int'} [-Wsign-compare] 91 | for(int j=0; j<muchii[i].size(); ++j) | ~^~~~~~~~~~~~~~~~~ main.cpp: In member function 'void graf_orientat::DFStimpi(int, std::vector<int>*, std::stack<int>&)': main.cpp:97:19: warning: comparison of integer expressions of different signedness: 'int' and 'std::vector<int>::size_type' {aka 'long unsigned int'} [-Wsign-compare] 97 | for(int i=0; i<muchii_curente[nod].size(); ++i) | ~^~~~~~~~~~~~~~~~~~~~~~~~~~~ main.cpp: In member function 'void graf_orientat::DFSctc(int, std::vector<int>*, int, std::vector<int>*)': main.cpp:109:19: warning: comparison of integer expressions of different signedness: 'int' and 'std::vector<int>::size_type' {aka 'long unsigned int'} [-Wsign-compare] 109 | for(int i=0; i<muchii_curente[nod].size(); ++i) | ~^~~~~~~~~~~~~~~~~~~~~~~~~~~ main.cpp: In member function 'void graf_orientat::CTC()': main.cpp:145:23: warning: comparison of integer expressions of different signedness: 'int' and 'std::vector<int>::size_type' {aka 'long unsigned int'} [-Wsign-compare] 145 | for(int j=0; j<comp_tare_con[i].size(); ++j) | ~^~~~~~~~~~~~~~~~~~~~~~~~ main.cpp: In member function 'void graf::DFS(int, std::vector<int>*)': main.cpp:186:19: warning: comparison of integer expressions of different signedness: 'int' and 'std::vector<int>::size_type' {aka 'long unsigned int'} [-Wsign-compare] 186 | for(int i=0; i<muchii_curente[nod].size(); ++i) | ~^~~~~~~~~~~~~~~~~~~~~~~~~~~ main.cpp: In member function 'void graf::BFS(int)': main.cpp:206:23: warning: comparison of integer expressions of different signedness: 'int' and 'std::vector<int>::size_type' {aka 'long unsigned int'} [-Wsign-compare] 206 | for(int i=0; i<muchii[vf].size(); ++i) | ~^~~~~~~~~~~~~~~~~~