Compilare: main.cpp: In function 'int bfs()': main.cpp:20:13: warning: unused variable 'f' [-Wunused-variable] 20 | int f = q.front().first; | ^ main.cpp: In function 'void edmonds_karp()': main.cpp:51:20: warning: suggest parentheses around assignment used as truth value [-Wparentheses] 51 | while(new_flow = bfs()){ | ~~~~~~~~~^~~~~~~ main.cpp: In function 'int main()': main.cpp:77:18: warning: comparison of integer expressions of different signedness: 'int' and 'std::vector<std::pair<int, int> >::size_type' {aka 'long unsigned int'} [-Wsign-compare] 77 | for(i = 0; i < edges.size(); i++){ | ~~^~~~~~~~~~~~~~