Compilare: main.cpp: In function 'int maxflow(int, int)': main.cpp:48:20: warning: suggest parentheses around assignment used as truth value [-Wparentheses] 48 | while(new_flow = bfs(s, t, parent)) | ~~~~~~~~~^~~~~~~~~~~~~~~~~~~ main.cpp: In function 'int main()': main.cpp:94:18: warning: comparison of integer expressions of different signedness: 'int' and 'std::vector<std::pair<int, int> >::size_type' {aka 'long unsigned int'} [-Wsign-compare] 94 | for(int i=0;i<ghizi.size();++i) | ~^~~~~~~~~~~~~ main.cpp:71:9: warning: unused variable 'm' [-Wunused-variable] 71 | int m = 101; | ^