Eroare de compilare: user.cpp:11:18: error: ‘std::vector<unsigned int> time’ redeclared as different kind of symbol vector<unsigned> time,is_visited,time_rev; ^ In file included from /usr/include/pthread.h:26:0, from /usr/local/include/c++/4.8.0/i686-pc-linux-gnu/bits/gthr-default.h:35, from /usr/local/include/c++/4.8.0/i686-pc-linux-gnu/bits/gthr.h:148, from /usr/local/include/c++/4.8.0/ext/atomicity.h:33, from /usr/local/include/c++/4.8.0/bits/ios_base.h:39, from /usr/local/include/c++/4.8.0/ios:42, from /usr/local/include/c++/4.8.0/istream:38, from /usr/local/include/c++/4.8.0/fstream:38, from user.cpp:1: /usr/include/time.h:186:15: error: previous declaration of ‘time_t time(time_t*)’ extern time_t time (time_t *__timer) __THROW; ^ user.cpp: In function ‘void DFS_Rev(unsigned int)’: user.cpp:23:20: warning: pointer to a function used in arithmetic [-Wpointer-arith] time[start_node] = ++current_time; ^ user.cpp:23:22: error: assignment of read-only location ‘*(time + ((sizetype)start_node))’ time[start_node] = ++current_time; ^ user.cpp:23:22: error: cannot convert ‘unsigned int’ to ‘time_t(time_t*)throw () {aka long int(long int*)throw ()}’ in assignment user.cpp: In function ‘void DFS(unsigned int)’: user.cpp:48:10: error: request for member ‘push_back’ in ‘time’, which is of non-class type ‘time_t(time_t*)throw () {aka long int(long int*)throw ()}’ time.push_back(start_node); ^ user.cpp: In function ‘void find_dag()’: user.cpp:57:18: error: request for member ‘clear’ in ‘time’, which is of non-class type ‘time_t(time_t*)throw () {aka long int(long int*)throw ()}’ time.clear(); ^ user.cpp:59:35: error: no matching function for call to ‘std::vector<std::vector<unsigned int> >::push_back(time_t (&)(time_t*)throw ())’ solutie.push_back(time); ^ user.cpp:59:35: note: candidates are: In file included from /usr/local/include/c++/4.8.0/vector:64:0, from /usr/local/include/c++/4.8.0/bits/random.h:34, from /usr/local/include/c++/4.8.0/random:50, from /usr/local/include/c++/4.8.0/bits/stl_algo.h:65, from /usr/local/include/c++/4.8.0/algorithm:62, from user.cpp:3: /usr/local/include/c++/4.8.0/bits/stl_vector.h:901:7: note: void std::vector<_Tp, _Alloc>::push_back(const value_type&) [with _Tp = std::vector<unsigned int>; _Alloc = std::allocator<std::vector<unsigned int> >; std::vector<_Tp, _Alloc>::value_type = std::vector<unsigned int>] push_back(const value_type& __x) ^ /usr/local/include/c++/4.8.0/bits/stl_vector.h:901:7: note: no known conversion for argument 1 from ‘time_t(time_t*)throw () {aka long int(long int*)throw ()}’ to ‘const value_type& {aka const std::vector<unsigned int>&}’ /usr/local/include/c++/4.8.0/bits/stl_vector.h:919:7: note: void std::vector<_Tp, _Alloc>::push_back(std::vector<_Tp, _Alloc>::value_type&&) [with _Tp = std::vector<unsigned int>; _Alloc = std::allocator<std::vector<unsigned int> >; std::vector<_Tp, _Alloc>::value_type = std::vector<unsigned int>] push_back(value_type&& __x) ^ /usr/local/include/c++/4.8.0/bits/stl_vector.h:919:7: note: no known conversion for argument 1 from ‘time_t(time_t*)throw () {aka long int(long int*)throw ()}’ to ‘std::vector<std::vector<unsigned int> >::value_type&& {aka std::vector<unsigned int>&&}’ user.cpp: In function ‘int main()’: