Eroare de compilare: user.cpp: In function ‘void read()’: user.cpp:23:28: warning: comparison between signed and unsigned integer expressions [-Wsign-compare] for(size_t i(1) ; i <= M ; ++i ) ^ user.cpp: In function ‘void DepthFirstSearch(int, int)’: user.cpp:10:46: error: ‘typeof’ was not declared in this scope #define forit(it, v) for ( typeof((v).begin()) it=(v).begin() ; it!= (v).end() ; ++it ) ^ user.cpp:40:6: note: in expansion of macro ‘forit’ forit(it, graph[Son]) ^ user.cpp:40:12: error: expected ‘;’ before ‘it’ forit(it, graph[Son]) ^ user.cpp:10:48: note: in definition of macro ‘forit’ #define forit(it, v) for ( typeof((v).begin()) it=(v).begin() ; it!= (v).end() ; ++it ) ^ user.cpp: In function ‘void solve()’: user.cpp:68:28: warning: comparison between signed and unsigned integer expressions [-Wsign-compare] for(size_t i(1) ; i <= N ; ++i ) ^ user.cpp: In function ‘void write()’: user.cpp:81:29: warning: comparison between signed and unsigned integer expressions [-Wsign-compare] for( size_t i(0) ; i < Answer ; ++ i) ^