Compilare: main.cpp: In function 'void dinic_bfs(int)': main.cpp:21:22: warning: comparison of integer expressions of different signedness: 'int' and 'std::vector<int>::size_type' {aka 'long unsigned int'} [-Wsign-compare] 21 | for(int i=0;i<v[x].size();i++) | ~^~~~~~~~~~~~ main.cpp: In function 'int dinic_dfs(int, int)': main.cpp:33:18: warning: comparison of integer expressions of different signedness: 'int' and 'std::vector<int>::size_type' {aka 'long unsigned int'} [-Wsign-compare] 33 | while(mb[nod]<v[nod].size()) | ~~~~~~~^~~~~~~~~~~~~~ main.cpp:48:1: warning: control reaches end of non-void function [-Wreturn-type] 48 | } | ^