Eroare de compilare: user.cpp:26:6: error: declaration does not declare anything [-fpermissive] long long ; ^ user.cpp: In function ‘int main()’: user.cpp:29:8: error: ‘r’ was not declared in this scope f>>n>>r>>d; ^ user.cpp:37:19: error: expected ‘}’ at end of input sort(oi+1,oi+k+1); ^ In file included from /usr/local/include/c++/4.8.0/algorithm:62:0, from user.cpp:3: /usr/local/include/c++/4.8.0/bits/stl_algo.h: In instantiation of ‘void std::__insertion_sort(_RandomAccessIterator, _RandomAccessIterator) [with _RandomAccessIterator = oaie*]’: /usr/local/include/c++/4.8.0/bits/stl_algo.h:2235:62: required from ‘void std::__final_insertion_sort(_RandomAccessIterator, _RandomAccessIterator) [with _RandomAccessIterator = oaie*]’ /usr/local/include/c++/4.8.0/bits/stl_algo.h:5476:47: required from ‘void std::sort(_RAIter, _RAIter) [with _RAIter = oaie*]’ user.cpp:37:18: required from here /usr/local/include/c++/4.8.0/bits/stl_algo.h:2161:13: error: no match for ‘operator<’ (operand types are ‘oaie’ and ‘oaie’) if (*__i < *__first) ^ /usr/local/include/c++/4.8.0/bits/stl_algo.h:2161:13: note: candidates are: In file included from /usr/local/include/c++/4.8.0/bits/stl_algobase.h:64:0, from /usr/local/include/c++/4.8.0/bits/char_traits.h:39, from /usr/local/include/c++/4.8.0/ios:40, from /usr/local/include/c++/4.8.0/istream:38, from /usr/local/include/c++/4.8.0/fstream:38, from user.cpp:1: /usr/local/include/c++/4.8.0/bits/stl_pair.h:220:5: note: template<class _T1, class _T2> constexpr bool std::operator<(const std::pair<_T1, _T2>&, const std::pair<_T1, _T2>&) operator<(const pair<_T1, _T2>& __x, const pair<_T1, _T2>& __y) ^ /usr/local/include/c++/4.8.0/bits/stl_pair.h:220:5: note: template argument deduction/substitution failed: In file included from /usr/local/include/c++/4.8.0/algorithm:62:0, from user.cpp:3: /usr/local/include/c++/4.8.0/bits/stl_algo.h:2161:13: note: ‘oaie’ is not derived from ‘const std::pair<_T1, _T2>’ if (*__i < *__first) ^ In file included from /usr/local/include/c++/4.8.0/bits/stl_algobase.h:67:0, from /usr/local/include/c++/4.8.0/bits/char_traits.h:39, from /usr/local/include/c++/4.8.0/ios:40, from /usr/local/include/c++/4.8.0/istream:38, from /usr/local/include/c++/4.8.0/fstream:38, from user.cpp:1: /usr/local/include/c++/4.8.0/bits/stl_iterator.h:297:5: note: template<class _Iterator> bool std::operator<(const std::reverse_iterator<_Iterator>&, const std::reverse_iterator<_Iterator>&) operator<(const reverse_iterator<_Iterator>& __x, ^ /usr/local/include/c++/4.8.0/bits/stl_iterator.h:297:5: note: template argument deduction/substitution failed: In file included from /usr/local/include/c++/4.8.0/algorithm:62:0, from user.cpp:3: /usr/local/include/c++/4.8.0/bits/stl_algo.h:2161:13: note: ‘oaie’ is not derived from ‘const std::reverse_iterator<_Iterator>’ if (*__i < *__first) ^