Compilare: main.cpp: In function 'int bfs(int, int, std::vector<int>&)': main.cpp:28:24: warning: comparison of integer expressions of different signedness: 'int' and 'std::vector<int>::size_type' {aka 'long unsigned int'} [-Wsign-compare] 28 | for(int i = 0;i<adj[curr].size();i++) | ~^~~~~~~~~~~~~~~~~ main.cpp: In function 'int maxflow(int, int)': main.cpp:50:20: warning: suggest parentheses around assignment used as truth value [-Wparentheses] 50 | while(new_flow = bfs(s,d,parent)) | ~~~~~~~~~^~~~~~~~~~~~~~~~~ main.cpp:60:29: warning: comparison of integer expressions of different signedness: 'int' and 'std::vector<int>::size_type' {aka 'long unsigned int'} [-Wsign-compare] 60 | for(int i = 0; i<adj[prev].size();i++) | ~^~~~~~~~~~~~~~~~~ main.cpp:67:29: warning: comparison of integer expressions of different signedness: 'int' and 'std::vector<int>::size_type' {aka 'long unsigned int'} [-Wsign-compare] 67 | for(int i = 0; i<adj[curr].size();i++) | ~^~~~~~~~~~~~~~~~~ main.cpp:76:38: warning: 'index_prev' may be used uninitialized [-Wmaybe-uninitialized] 76 | capacity[curr][index_prev] += new_flow; | ^ main.cpp:66:17: note: 'index_prev' was declared here 66 | int index_prev; | ^~~~~~~~~~ main.cpp:75:38: warning: 'index_curr' may be used uninitialized [-Wmaybe-uninitialized] 75 | capacity[prev][index_curr] -= new_flow; | ^ main.cpp:59:17: note: 'index_curr' was declared here 59 | int index_curr; | ^~~~~~~~~~