Eroare de compilare: user.cpp: In function ‘void adauga(int, int)’: user.cpp:23:5: error: reference to ‘next’ is ambiguous next[t]=lista[x]; ^ user.cpp:7:30: note: candidates are: int next [400001] int vf, t, k, val[2*MAXM+1], next[2*MAXM+1], lista[MAXN+1], viz[MAXN+1], h[MAXN+1], hmin[MAXN+1], st[MAXM+1]; ^ In file included from /usr/include/c++/4.8/bits/stl_algobase.h:66:0, from /usr/include/c++/4.8/vector:60, from user.cpp:2: /usr/include/c++/4.8/bits/stl_iterator_base_funcs.h:184:5: note: template<class _ForwardIterator> _ForwardIterator std::next(_ForwardIterator, typename std::iterator_traits<_Iter>::difference_type) next(_ForwardIterator __x, typename ^ user.cpp: In function ‘void dfs(int)’: user.cpp:53:11: error: reference to ‘next’ is ambiguous p=next[p]; ^ user.cpp:7:30: note: candidates are: int next [400001] int vf, t, k, val[2*MAXM+1], next[2*MAXM+1], lista[MAXN+1], viz[MAXN+1], h[MAXN+1], hmin[MAXN+1], st[MAXM+1]; ^ In file included from /usr/include/c++/4.8/bits/stl_algobase.h:66:0, from /usr/include/c++/4.8/vector:60, from user.cpp:2: /usr/include/c++/4.8/bits/stl_iterator_base_funcs.h:184:5: note: template<class _ForwardIterator> _ForwardIterator std::next(_ForwardIterator, typename std::iterator_traits<_Iter>::difference_type) next(_ForwardIterator __x, typename ^ user.cpp: In function ‘int main()’: user.cpp:61:32: warning: ignoring return value of ‘int fscanf(FILE*, const char*, ...)’, declared with attribute warn_unused_result [-Wunused-result] fscanf(fin, "%d%d", &n, &m); ^ user.cpp:63:36: warning: ignoring return value of ‘int fscanf(FILE*, const char*, ...)’, declared with attribute warn_unused_result [-Wunused-result] fscanf(fin, "%d%d", &x, &y); ^