Compilare: main.cpp: In member function 'bool Graph::BFS()': main.cpp:27:24: warning: comparison of integer expressions of different signedness: 'int' and 'std::vector<Graph::Edge>::size_type' {aka 'long unsigned int'} [-Wsign-compare] 27 | for(int h = 0; h < g[node].size(); h++){ | ~~^~~~~~~~~~~~~~~~ main.cpp: In member function 'int Graph::DFS(int, int)': main.cpp:42:24: warning: comparison of integer expressions of different signedness: 'int' and 'std::vector<Graph::Edge>::size_type' {aka 'long unsigned int'} [-Wsign-compare] 42 | for(int h = 0; h < g[node].size(); h++){ | ~~^~~~~~~~~~~~~~~~ main.cpp: In member function 'void Graph::_addedge(int, int, int)': main.cpp:64:41: warning: narrowing conversion of '(&((Graph*)this)->Graph::g.std::vector<std::vector<Graph::Edge> >::operator[](((std::vector<std::vector<Graph::Edge> >::size_type)y)))->std::vector<Graph::Edge>::size()' from 'std::vector<Graph::Edge>::size_type' {aka 'long unsigned int'} to 'int' [-Wnarrowing] 64 | g[x].push_back({y, 0, cap, g[y].size()}); | ~~~~~~~~~^~ main.cpp:65:42: warning: narrowing conversion of '((&((Graph*)this)->Graph::g.std::vector<std::vector<Graph::Edge> >::operator[](((std::vector<std::vector<Graph::Edge> >::size_type)x)))->std::vector<Graph::Edge>::size() - 1)' from 'std::vector<Graph::Edge>::size_type' {aka 'long unsigned int'} to 'int' [-Wnarrowing] 65 | g[y].push_back({x, 0, 0, g[x].size() - 1}); | ~~~~~~~~~~~~^~~