Compilare: main.cpp: In member function 'void Graf::DfsRec(int)': main.cpp:462:19: warning: comparison of integer expressions of different signedness: 'int' and 'std::vector<int>::size_type' {aka 'long unsigned int'} [-Wsign-compare] 462 | for(int i=0; i<la[x].size(); ++i) | ~^~~~~~~~~~~~~ main.cpp: In member function 'std::vector<int> Graf::BfsDistante(int)': main.cpp:533:23: warning: comparison of integer expressions of different signedness: 'int' and 'std::vector<int>::size_type' {aka 'long unsigned int'} [-Wsign-compare] 533 | for(int i=0; i<la[x].size(); ++i) | ~^~~~~~~~~~~~~ main.cpp: In member function 'std::vector<int> Graf::Bfs(int)': main.cpp:564:23: warning: comparison of integer expressions of different signedness: 'int' and 'std::vector<int>::size_type' {aka 'long unsigned int'} [-Wsign-compare] 564 | for(int i=0; i<la[x].size(); ++i) | ~^~~~~~~~~~~~~ main.cpp: In member function 'std::vector<int> Graf::SortareTop()': main.cpp:591:23: warning: comparison of integer expressions of different signedness: 'int' and 'std::vector<int>::size_type' {aka 'long unsigned int'} [-Wsign-compare] 591 | for(int j=0; j<la[i].size(); ++j) | ~^~~~~~~~~~~~~ main.cpp:611:23: warning: comparison of integer expressions of different signedness: 'int' and 'std::vector<int>::size_type' {aka 'long unsigned int'} [-Wsign-compare] 611 | for(int i=0; i<la[x].size(); ++i) | ~^~~~~~~~~~~~~ main.cpp: In member function 'void Graf::DfsBcx(int, int, std::vector<int>&, std::vector<int>&, std::stack<Graf::muchie>&, int&, std::vector<std::set<int> >&, std::vector<bool>&)': main.cpp:633:19: warning: comparison of integer expressions of different signedness: 'int' and 'std::vector<int>::size_type' {aka 'long unsigned int'} [-Wsign-compare] 633 | for(int i=0; i<la[x].size(); ++i) | ~^~~~~~~~~~~~~ main.cpp: In member function 'void Graf::DfsMc(int, int, std::vector<int>&, std::vector<int>&, int&, std::vector<std::vector<int> >&, std::vector<bool>&)': main.cpp:714:19: warning: comparison of integer expressions of different signedness: 'int' and 'std::vector<int>::size_type' {aka 'long unsigned int'} [-Wsign-compare] 714 | for(int i=0; i<la[x].size(); ++i) | ~^~~~~~~~~~~~~ main.cpp: In member function 'void Graf::DfsCtc(int, std::vector<int>&, std::vector<int>&, std::stack<int>&, std::set<int>&, int&, std::vector<std::set<int> >&, std::vector<bool>&)': main.cpp:786:19: warning: comparison of integer expressions of different signedness: 'int' and 'std::vector<int>::size_type' {aka 'long unsigned int'} [-Wsign-compare] 786 | for(int i=0; i<la[x].size(); ++i) | ~^~~~~~~~~~~~~ main.cpp: In member function 'std::vector<int> Graf::Dijkstra(int)': main.cpp:944:19: warning: comparison of integer expressions of different signedness: 'int' and 'std::vector<arc>::size_type' {aka 'long unsigned int'} [-Wsign-compare] 944 | for(int i=0; i<arce[s].size(); ++i) | ~^~~~~~~~~~~~~~~ main.cpp:959:23: warning: comparison of integer expressions of different signedness: 'int' and 'std::vector<arc>::size_type' {aka 'long unsigned int'} [-Wsign-compare] 959 | for(int i=0; i<arce[ac.y].size(); ++i) | ~^~~~~~~~~~~~~~~~~~ main.cpp: In member function 'std::vector<int> Graf::BellmanFord(int)': main.cpp:1033:27: warning: comparison of integer expressions of different signedness: 'int' and 'std::vector<arc>::size_type' {aka 'long unsigned int'} [-Wsign-compare] 1033 | for (int j = 0; j < arce[u].size(); ++j) | ~~^~~~~~~~~~~~~~~~ main.cpp: In member function 'std::vector<std::vector<int> > Graf::RoyFloyd()': main.cpp:1088:23: warning: comparison of integer expressions of different signedness: 'int' and 'std::vector<arc>::size_type' {aka 'long unsigned int'} [-Wsign-compare] 1088 | for(int j=0; j<arce[i].size(); ++j) | ~^~~~~~~~~~~~~~~ main.cpp: In member function 'bool Graf::BfsMaxFlow(int, int)': main.cpp:1133:23: warning: comparison of integer expressions of different signedness: 'int' and 'std::vector<int>::size_type' {aka 'long unsigned int'} [-Wsign-compare] 1133 | for(int i=0; i<la[x].size(); ++i) | ~^~~~~~~~~~~~~