Eroare de compilare in evaluator: user.cpp: In function 'int max_flow(int, int, std::vector<std::vector<int, std::allocator<int> >, std::allocator<std::vector<int, std::allocator<int> > > >, int (&)[256][256])': user.cpp:29: warning: comparison between signed and unsigned integer expressions user.cpp:40: warning: comparison between signed and unsigned integer expressions user.cpp:44: error: expected primary-expression before '?' token user.cpp:44: error: expected primary-expression before '=' token user.cpp:44: error: expected `:' before ';' token user.cpp:44: error: expected primary-expression before ';' token