Compilare: main.cpp: In member function 'int Dinic::dfs(int, int)': main.cpp:70:31: warning: comparison of integer expressions of different signedness: 'int' and 'std::vector<int>::size_type' {aka 'long unsigned int'} [-Wsign-compare] 70 | for(int &i = ptr[node]; i < g[node].size(); i++) { | ~~^~~~~~~~~~~~~~~~ main.cpp: In member function 'int Dinic::flux()': main.cpp:87:17: warning: suggest parentheses around assignment used as truth value [-Wparentheses] 87 | while(tmp = dfs(S)) { accum += tmp; } | ~~~~^~~~~~~~