Eroare de compilare: user.cpp: In function ‘int main()’: user.cpp:26:32: warning: comparison between signed and unsigned integer expressions [-Wsign-compare] for (int i = 0; i < a.size(); i++) ^ user.cpp:41:49: error: wrong number of template arguments (1, should be 5) iterator <pair <int, vector <int> > > it = a[x / s].second.end(); ^ In file included from /usr/include/c++/4.8/bits/stl_algobase.h:65:0, from /usr/include/c++/4.8/bits/char_traits.h:39, from /usr/include/c++/4.8/ios:40, from /usr/include/c++/4.8/istream:38, from /usr/include/c++/4.8/fstream:38, from user.cpp:1: /usr/include/c++/4.8/bits/stl_iterator_base_types.h:118:12: error: provided for ‘template<class _Category, class _Tp, class _Distance, class _Pointer, class _Reference> struct std::iterator’ struct iterator ^ user.cpp:41:54: error: invalid type in declaration before ‘=’ token iterator <pair <int, vector <int> > > it = a[x / s].second.end(); ^ user.cpp:41:76: error: cannot convert ‘std::vector<int>::iterator {aka __gnu_cxx::__normal_iterator<int*, std::vector<int> >}’ to ‘int’ in initialization iterator <pair <int, vector <int> > > it = a[x / s].second.end(); ^ user.cpp:43:21: error: cannot convert ‘std::vector<int>::iterator {aka __gnu_cxx::__normal_iterator<int*, std::vector<int> >}’ to ‘int’ in assignment else it = a[x / s].second.end(); ^ user.cpp:44:73: error: no matching function for call to ‘max_element(__gnu_cxx::__normal_iterator<int*, std::vector<int> >, int&)’ int t = *(max_element( a[x / s].second.begin() + (x % s), it)); ^ user.cpp:44:73: note: candidates are: In file included from /usr/include/c++/4.8/algorithm:62:0, from user.cpp:3: /usr/include/c++/4.8/bits/stl_algo.h:6298:5: note: template<class _FIter> _FIter std::max_element(_FIter, _FIter) max_element(_ForwardIterator __first, _ForwardIterator __last) ^ /usr/include/c++/4.8/bits/stl_algo.h:6298:5: note: template argument deduction/substitution failed: user.cpp:44:73: note: deduced conflicting types for parameter ‘_FIter’ (‘__gnu_cxx::__normal_iterator<int*, std::vector<int> >’ and ‘int’) int t = *(max_element( a[x / s].second.begin() + (x % s), it)); ^ In file included from /usr/include/c++/4.8/algorithm:62:0, from user.cpp:3: /usr/include/c++/4.8/bits/stl_algo.h:6326:5: note: template<class _FIter, class _Compare> _FIter std::max_element(_FIter, _FIter, _Compare) max_element(_ForwardIterator __first, _ForwardIterator __last, ^ /usr/include/c++/4.8/bits/stl_algo.h:6326:5: note: template argument deduction/substitution failed: user.cpp:44:73: note: deduced conflicting types for parameter ‘_FIter’ (‘__gnu_cxx::__normal_iterator<int*, std::vector<int> >’ and ‘int’) int t = *(max_element( a[x / s].second.begin() + (x % s), it)); ^ user.cpp:46:16: error: cannot convert ‘std::vector<int>::iterator {aka __gnu_cxx::__normal_iterator<int*, std::vector<int> >}’ to ‘int’ in assignment it = a[y / s].second.begin(); ^