Eroare de compilare: user.cpp: In function ‘void adauga(int, int, int)’: user.cpp:24:5: error: reference to ‘next’ is ambiguous next[r]=lista[x]; ^ user.cpp:13:23: note: candidates are: int next [15001] int r, lista[MAXN+1], next[MAXN+1], gr[MAXN+1], h[MAXN+1], str[LOG][MAXN+1], maxi[LOG][MAXN+1], t[MAXN+1]; ^ In file included from /usr/include/c++/4.8/bits/stl_algobase.h:66:0, from /usr/include/c++/4.8/algorithm:61, 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, int)’: user.cpp:59:11: error: reference to ‘next’ is ambiguous p=next[p]; ^ user.cpp:13:23: note: candidates are: int next [15001] int r, lista[MAXN+1], next[MAXN+1], gr[MAXN+1], h[MAXN+1], str[LOG][MAXN+1], maxi[LOG][MAXN+1], t[MAXN+1]; ^ In file included from /usr/include/c++/4.8/bits/stl_algobase.h:66:0, from /usr/include/c++/4.8/algorithm:61, 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:101:39: warning: ignoring return value of ‘FILE* freopen(const char*, const char*, FILE*)’, declared with attribute warn_unused_result [-Wunused-result] freopen("radiatie.in", "r", stdin); ^ user.cpp:102:41: warning: ignoring return value of ‘FILE* freopen(const char*, const char*, FILE*)’, declared with attribute warn_unused_result [-Wunused-result] freopen("radiatie.out", "w", stdout); ^ user.cpp:104:32: warning: ignoring return value of ‘int scanf(const char*, ...)’, declared with attribute warn_unused_result [-Wunused-result] scanf("%d%d%d", &n, &m, &k); ^ user.cpp:106:60: warning: ignoring return value of ‘int scanf(const char*, ...)’, declared with attribute warn_unused_result [-Wunused-result] scanf("%d%d%d", &grf[i].x, &grf[i].y, &grf[i].cost); ^ user.cpp:122:32: warning: ignoring return value of ‘int scanf(const char*, ...)’, declared with attribute warn_unused_result [-Wunused-result] scanf("%d%d", &n1, &n2); ^