Eroare de compilare: main.cpp: In function 'int main()': main.cpp:11:9: warning: suggest parentheses around '+' inside '>>' [-Wparentheses] { f>>S+1; ~^~ main.cpp:17:17: error: reference to 'next' is ambiguous next[st[k]]=i+1; ^~~~ main.cpp:7:21: note: candidates are: int next [1000001] int i,st[1000001],k,next[1000001],n; ^~~~ In file included from /usr/include/c++/6/bits/stl_algobase.h:66:0, from /usr/include/c++/6/bits/char_traits.h:39, from /usr/include/c++/6/ios:40, from /usr/include/c++/6/istream:38, from /usr/include/c++/6/fstream:38, from main.cpp:1: /usr/include/c++/6/bits/stl_iterator_base_funcs.h:205:5: note: template<class _ForwardIterator> _ForwardIterator std::next(_ForwardIterator, typename std::iterator_traits<_Iter>::difference_type) next(_ForwardIterator __x, typename ^~~~ main.cpp:24:12: error: reference to 'next' is ambiguous if(next[i]!=0) ^~~~ main.cpp:7:21: note: candidates are: int next [1000001] int i,st[1000001],k,next[1000001],n; ^~~~ In file included from /usr/include/c++/6/bits/stl_algobase.h:66:0, from /usr/include/c++/6/bits/char_traits.h:39, from /usr/include/c++/6/ios:40, from /usr/include/c++/6/istream:38, from /usr/include/c++/6/fstream:38, from main.cpp:1: /usr/include/c++/6/bits/stl_iterator_base_funcs.h:205:5: note: template<class _ForwardIterator> _ForwardIterator std::next(_ForwardIterator, typename std::iterator_traits<_Iter>::difference_type) next(_ForwardIterator __x, typename ^~~~ main.cpp:25:20: error: reference to 'next' is ambiguous d[i]=d[next[i]]+1; ^~~~ main.cpp:7:21: note: candidates are: int next [1000001] int i,st[1000001],k,next[1000001],n; ^~~~ In file included from /usr/include/c++/6/bits/stl_algobase.h:66:0, from /usr/include/c++/6/bits/char_traits.h:39, from /usr/include/c++/6/ios:40, from /usr/include/c++/6/istream:38, from /usr/include/c++/6/fstream:38, from main.cpp:1: /usr/include/c++/6/bits/stl_iterator_base_funcs.h:205:5: note: template<class _ForwardIterator> _ForwardIterator std::next(_ForwardIterator, typename std::iterator_traits<_Iter>::difference_type) next(_ForwardIterator __x, typename ^~~~ Non zero exit status: 1