Eroare de compilare: user.cpp: In function ‘int cuplaj(int)’: user.cpp:17:36: error: expected initializer before ‘.’ token vector <int>::iterator itG[nod].begin(); viz[nod]=1; ^ user.cpp:18:12: error: ‘it’ was not declared in this scope for (; it!=G[nod].end(); ++it) ^ user.cpp:22:10: error: ‘it’ was not declared in this scope for (it=G[nod].begin(); it!=G[nod].end(); ++it) ^ user.cpp:23:39: error: ‘pair_up’ was not declared in this scope if (dr[*it] && pair_up(dr[*it])) ^