Eroare de compilare: user.cpp: In function ‘int main()’: user.cpp:105:22: warning: format ‘%d’ expects argument of type ‘int*’, but argument 2 has type ‘long long int*’ [-Wformat=] scanf("%d",&x); ^ user.cpp:120:39: warning: format ‘%d’ expects argument of type ‘int’, but argument 2 has type ‘long long int’ [-Wformat=] printf("%d\n",it.first); ^ In file included from /usr/include/c++/4.8/bits/stl_algobase.h:64:0, from /usr/include/c++/4.8/bits/char_traits.h:39, from /usr/include/c++/4.8/string:40, from /usr/include/c++/4.8/bitset:47, from user.cpp:2: /usr/include/c++/4.8/bits/stl_pair.h: In instantiation of ‘constexpr bool std::operator<(const std::pair<_T1, _T2>&, const std::pair<_T1, _T2>&) [with _T1 = long long int; _T2 = std::unordered_map<int, int>]’: /usr/include/c++/4.8/bits/stl_algo.h:2161:13: required from ‘void std::__insertion_sort(_RandomAccessIterator, _RandomAccessIterator) [with _RandomAccessIterator = __gnu_cxx::__normal_iterator<std::pair<long long int, std::unordered_map<int, int> >*, std::vector<std::pair<long long int, std::unordered_map<int, int> > > >]’ /usr/include/c++/4.8/bits/stl_algo.h:2235:62: required from ‘void std::__final_insertion_sort(_RandomAccessIterator, _RandomAccessIterator) [with _RandomAccessIterator = __gnu_cxx::__normal_iterator<std::pair<long long int, std::unordered_map<int, int> >*, std::vector<std::pair<long long int, std::unordered_map<int, int> > > >]’ /usr/include/c++/4.8/bits/stl_algo.h:5476:47: required from ‘void std::sort(_RAIter, _RAIter) [with _RAIter = __gnu_cxx::__normal_iterator<std::pair<long long int, std::unordered_map<int, int> >*, std::vector<std::pair<long long int, std::unordered_map<int, int> > > >]’ user.cpp:101:28: required from here /usr/include/c++/4.8/bits/stl_pair.h:222:50: error: no match for ‘operator<’ (operand types are ‘const std::unordered_map<int, int>’ and ‘const std::unordered_map<int, int>’) || (!(__y.first < __x.first) && __x.second < __y.second); } ^ /usr/include/c++/4.8/bits/stl_pair.h:222:50: note: candidates are: /usr/include/c++/4.8/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/include/c++/4.8/bits/stl_pair.h:220:5: note: template argument deduction/substitution failed: /usr/include/c++/4.8/bits/stl_pair.h:222:50: note: ‘const std::unordered_map<int, int>’ is not derived from ‘const std::pair<_T1, _T2>’ || (!(__y.first < __x.first) && __x.second < __y.second); } ^ In file included from /usr/include/c++/4.8/bits/stl_algobase.h:67:0, from /usr/include/c++/4.8/bits/char_traits.h:39, from /usr/include/c++/4.8/string:40, from /usr/include/c++/4.8/bitset:47, from user.cpp:2: /usr/include/c++/4.8/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/include/c++/4.8/bits/stl_iterator.h:297:5: note: template argument deduction/substitution failed: In file included from /usr/include/c++/4.8/bits/stl_algobase.h:64:0, from /usr/include/c++/4.8/bits/char_traits.h:39, from /usr/include/c++/4.8/string:40, from /usr/include/c++/4.8/bitset:47, from user.cpp:2: /usr/include/c++/4.8/bits/stl_pair.h:222:50: note: ‘const std::unordered_map<int, int>’ is not derived from ‘const std::reverse_iterator<_Iterator>’ || (!(__y.first < __x.first) && __x.second < __y.second); } ^ In file included from /usr/include/c++/4.8/bits/stl_algobase.h:67:0, from /usr/include/c++/4.8/bits/char_traits.h:39, from /usr/include/c++/4.8/string:40, from /usr/include/c++/4.8/bitset:47, from user.cpp:2: