Compilare: main.cpp: In function 'int dfs_dinic(int, int, int)': main.cpp:50:39: warning: comparison of integer expressions of different signedness: 'int' and 'std::vector<Edge>::size_type' {aka 'long unsigned int'} [-Wsign-compare] 50 | for (int& cid = next_edge[u]; cid < adj[u].size(); ++cid) { | ~~~~^~~~~~~~~~~~~~~ main.cpp: In function 'void dinic(int, int)': main.cpp:73:20: warning: unused variable 'pushed' [-Wunused-variable] 73 | while (int pushed = dfs_dinic(source, sink, 2e9)) { | ^~~~~~