Compilare: main.cpp: In member function 'void Graf::BFS_infoarena()': main.cpp:161:27: warning: comparison of integer expressions of different signedness: 'int' and 'std::vector<int>::size_type' {aka 'long unsigned int'} [-Wsign-compare] 161 | for (int j = 0; j < LA[nod_start].size(); j++) | ~~^~~~~~~~~~~~~~~~~~~~~~ main.cpp: In member function 'void Graf::DFS(int, int*)': main.cpp:184:23: warning: comparison of integer expressions of different signedness: 'int' and 'std::vector<int>::size_type' {aka 'long unsigned int'} [-Wsign-compare] 184 | for (int i = 0; i < LA[nod].size(); i++) | ~~^~~~~~~~~~~~~~~~ main.cpp: In member function 'void Graf::DFS1(int, int*, std::vector<int>&)': main.cpp:222:23: warning: comparison of integer expressions of different signedness: 'int' and 'std::vector<int>::size_type' {aka 'long unsigned int'} [-Wsign-compare] 222 | for (int i = 0; i < LA[nod].size(); i++) | ~~^~~~~~~~~~~~~~~~ main.cpp: In member function 'void Graf::DFS2(int, int*, std::vector<int>*, int&, std::vector<int>*)': main.cpp:237:23: warning: comparison of integer expressions of different signedness: 'int' and 'std::vector<int>::size_type' {aka 'long unsigned int'} [-Wsign-compare] 237 | for (int i = 0; i < LAT[nod].size(); i++) | ~~^~~~~~~~~~~~~~~~~ main.cpp: In member function 'void Graf::CTC_infoarena1()': main.cpp:291:26: warning: comparison of integer expressions of different signedness: 'int' and 'std::vector<int>::size_type' {aka 'long unsigned int'} [-Wsign-compare] 291 | for(int j = 0; j < CTC[i].size(); j++) | ~~^~~~~~~~~~~~~~~ main.cpp: In member function 'void Graf::dfsbiconex(int, int, int*, std::vector<std::set<int> >&, std::stack<std::pair<int, int> >&, int&, int*, std::vector<int>&)': main.cpp:312:21: warning: comparison of integer expressions of different signedness: 'int' and 'std::vector<int>::size_type' {aka 'long unsigned int'} [-Wsign-compare] 312 | for(int i=0 ; i < LA[nod_curent].size() ; i++) | ~~^~~~~~~~~~~~~~~~~~~~~~~ main.cpp: In member function 'void Graf::HavelHakimi()': main.cpp:443:15: warning: comparison of integer expressions of different signedness: 'int' and 'std::vector<int>::size_type' {aka 'long unsigned int'} [-Wsign-compare] 443 | if (v > arr.size()) | ~~^~~~~~~~~~~~ main.cpp: In member function 'void Graf::dfsMC(int, int, int&, int*, int*)': main.cpp:469:23: warning: comparison of integer expressions of different signedness: 'int' and 'std::vector<int>::size_type' {aka 'long unsigned int'} [-Wsign-compare] 469 | for (int i = 0; i < LA[nod].size(); i++) | ~~^~~~~~~~~~~~~~~~ main.cpp: In member function 'void Graf::afisareMC()': main.cpp:492:9: warning: unused variable 'vizitat' [-Wunused-variable] 492 | int vizitat[maxi] = {0}; | ^~~~~~~ main.cpp: In member function 'void Graf::DFS_Darb(int, int*, int&, int&)': main.cpp:547:22: warning: comparison of integer expressions of different signedness: 'int' and 'std::vector<int>::size_type' {aka 'long unsigned int'} [-Wsign-compare] 547 | for(int i = 0; i < LA[curr].size(); i++) | ~~^~~~~~~~~~~~~~~~~ main.cpp: In member function 'int Graf::Darb_infoarena()': main.cpp:587:1: warning: no return statement in function returning non-void [-Wreturn-type] 587 | } | ^ main.cpp: In member function 'int Graf::Dijkstra_infoarena()': main.cpp:648:1: warning: no return statement in function returning non-void [-Wreturn-type] 648 | } | ^ main.cpp: In member function 'int Graf::BF_infoarena()': main.cpp:715:1: warning: no return statement in function returning non-void [-Wreturn-type]