Eroare de compilare: main.cpp: In function 'void build()': main.cpp:72:13: error: reference to 'next' is ambiguous 72 | next[st.top()]=i; | ^~~~ In file included from /usr/include/c++/10/bits/stl_algobase.h:66, from /usr/include/c++/10/bits/char_traits.h:39, from /usr/include/c++/10/ios:40, from /usr/include/c++/10/ostream:38, from /usr/include/c++/10/iostream:39, from main.cpp:1: /usr/include/c++/10/bits/stl_iterator_base_funcs.h:213:5: note: candidates are: 'template<class _InputIterator> _InputIterator std::next(_InputIterator, typename std::iterator_traits<_Iter>::difference_type)' 213 | next(_InputIterator __x, typename | ^~~~ main.cpp:22:5: note: 'int next [1005]' 22 | int next[1005]; | ^~~~ main.cpp: In function 'int solve(int, int)': main.cpp:97:33: error: reference to 'next' is ambiguous 97 | int x=solve(i+2,next[i+1]-1); | ^~~~ In file included from /usr/include/c++/10/bits/stl_algobase.h:66, from /usr/include/c++/10/bits/char_traits.h:39, from /usr/include/c++/10/ios:40, from /usr/include/c++/10/ostream:38, from /usr/include/c++/10/iostream:39, from main.cpp:1: /usr/include/c++/10/bits/stl_iterator_base_funcs.h:213:5: note: candidates are: 'template<class _InputIterator> _InputIterator std::next(_InputIterator, typename std::iterator_traits<_Iter>::difference_type)' 213 | next(_InputIterator __x, typename | ^~~~ main.cpp:22:5: note: 'int next [1005]' 22 | int next[1005]; | ^~~~ main.cpp:99:19: error: reference to 'next' is ambiguous 99 | i=next[i+1]; | ^~~~ In file included from /usr/include/c++/10/bits/stl_algobase.h:66, from /usr/include/c++/10/bits/char_traits.h:39, from /usr/include/c++/10/ios:40, from /usr/include/c++/10/ostream:38, from /usr/include/c++/10/iostream:39, from main.cpp:1: /usr/include/c++/10/bits/stl_iterator_base_funcs.h:213:5: note: candidates are: 'template<class _InputIterator> _InputIterator std::next(_InputIterator, typename std::iterator_traits<_Iter>::difference_type)' 213 | next(_InputIterator __x, typename | ^~~~ main.cpp:22:5: note: 'int next [1005]' 22 | int next[1005]; | ^~~~ main.cpp:104:29: error: reference to 'next' is ambiguous 104 | int x=solve(i+1,next[i]-1); | ^~~~ Non zero exit status: 1