Compilare: main.cpp: In member function 'bool Dinic::bfs(int, int)': main.cpp:50:31: 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 < adj[node].size(); i++) | ~~^~~~~~~~~~~~~~~~~~ main.cpp: In function 'void dfs(int)': main.cpp:103:23: warning: comparison of integer expressions of different signedness: 'int' and 'std::vector<int>::size_type' {aka 'long unsigned int'} [-Wsign-compare] 103 | for (int i = 0; i < adj[u].size(); i++) | ~~^~~~~~~~~~~~~~~ main.cpp: In function 'int main()': main.cpp:136:23: warning: comparison of integer expressions of different signedness: 'int' and 'std::vector<int>::size_type' {aka 'long unsigned int'} [-Wsign-compare] 136 | for (int i = 0; i < topo.size(); i++) | ~~^~~~~~~~~~~~~ main.cpp:139:27: warning: comparison of integer expressions of different signedness: 'int' and 'std::vector<int>::size_type' {aka 'long unsigned int'} [-Wsign-compare] 139 | for (int j = 0; j < radj[u].size(); j++) | ~~^~~~~~~~~~~~~~~~