Eroare de compilare: user.cpp:18:27: error: ‘bool select [100002]’ redeclared as different kind of symbol bool select[maxnr_noduri+1]; ^ In file included from /usr/include/sys/types.h:220:0, from /usr/include/stdlib.h:320, from /usr/local/include/c++/4.8.0/cstdlib:72, from /usr/local/include/c++/4.8.0/ext/string_conversions.h:41, from /usr/local/include/c++/4.8.0/bits/basic_string.h:2817, from /usr/local/include/c++/4.8.0/string:52, from /usr/local/include/c++/4.8.0/bits/locale_classes.h:40, from /usr/local/include/c++/4.8.0/bits/ios_base.h:41, from /usr/local/include/c++/4.8.0/ios:42, from /usr/local/include/c++/4.8.0/ostream:38, from /usr/local/include/c++/4.8.0/iostream:39, from user.cpp:1: /usr/include/sys/select.h:109:12: error: previous declaration of ‘int select(int, fd_set*, fd_set*, fd_set*, timeval*)’ extern int select (int __nfds, fd_set *__restrict __readfds, ^ user.cpp: In function ‘bool este_conex(const int&)’: user.cpp:30:13: warning: pointer to a function used in arithmetic [-Wpointer-arith] select[nod] = true; ^ user.cpp:30:15: error: assignment of read-only location ‘*(select + ((sizetype)nod))’ select[nod] = true; ^ user.cpp:30:15: error: cannot convert ‘bool’ to ‘int(int, fd_set*, fd_set*, fd_set*, timeval*)’ in assignment user.cpp:31:36: warning: comparison between signed and unsigned integer expressions [-Wsign-compare] for (int i = 0;i<graph[nod].size();i++) ^ user.cpp:32:29: warning: pointer to a function used in arithmetic [-Wpointer-arith] if (!select[graph[nod][i]]) coada.push(graph[nod][i]); ^ user.cpp:38:24: warning: pointer to a function used in arithmetic [-Wpointer-arith] if (!select[nr_noduri]) ^ user.cpp: In function ‘int delete_edge(const int&, const int&)’: user.cpp:68:1: warning: no return statement in function returning non-void [-Wreturn-type] } ^