Compilare: user.cpp: In constructor ‘MaxFlow::edge::edge(int, int, int)’: user.cpp:21:28: warning: ‘MaxFlow::edge::cap’ will be initialized after [-Wreorder] int x, y; int flo, cap; ^ user.cpp:21:23: warning: ‘int MaxFlow::edge::flo’ [-Wreorder] int x, y; int flo, cap; ^ user.cpp:23:9: warning: when initialized here [-Wreorder] edge(int _x, int _y, int _cap) : ^ user.cpp: In member function ‘bool MaxFlow::dfs(int, int, int)’: user.cpp:55:23: warning: comparison between signed and unsigned integer expressions [-Wsign-compare] for (; ptx[x] < edg[x].size(); ++ptx[x]) { ^ user.cpp: In member function ‘int MaxFlow::getMaxFlow(int, int)’: user.cpp:100:27: warning: comparison between signed and unsigned integer expressions [-Wsign-compare] for (int i = 0; i < lst.size(); ++i) { ^ user.cpp: In member function ‘int MaxFlow::getMinCut(int, int, std::vector<int>&)’: user.cpp:125:27: warning: comparison between signed and unsigned integer expressions [-Wsign-compare] for (int i = 0; i < edg.size(); ++i) ^