Eroare de compilare: user.cpp: In function ‘void cerinta2()’: user.cpp:98:67: error: conversion from ‘std::vector<std::pair<int, long long int> >::iterator {aka __gnu_cxx::__normal_iterator<std::pair<int, long long int>*, std::vector<std::pair<int, long long int> > >}’ to non-scalar type ‘std::vector<std::pair<long long int, int> >::iterator {aka __gnu_cxx::__normal_iterator<std::pair<long long int, int>*, std::vector<std::pair<long long int, int> > >}’ requested for(vector<pair<tip, int> >::iterator it = v[top.y].begin(); it != v[top.y].end(); ++it) ^ user.cpp:98:73: error: no match for ‘operator!=’ (operand types are ‘std::vector<std::pair<long long int, int> >::iterator {aka __gnu_cxx::__normal_iterator<std::pair<long long int, int>*, std::vector<std::pair<long long int, int> > >}’ and ‘std::vector<std::pair<int, long long int> >::iterator {aka __gnu_cxx::__normal_iterator<std::pair<int, long long int>*, std::vector<std::pair<int, long long int> > >}’) for(vector<pair<tip, int> >::iterator it = v[top.y].begin(); it != v[top.y].end(); ++it) ^ user.cpp:98:73: note: candidates are: In file included from /usr/include/c++/4.8/iosfwd:40:0, from /usr/include/c++/4.8/ios:38, 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/postypes.h:221:5: note: template<class _StateT> bool std::operator!=(const std::fpos<_StateT>&, const std::fpos<_StateT>&) operator!=(const fpos<_StateT>& __lhs, const fpos<_StateT>& __rhs) ^ /usr/include/c++/4.8/bits/postypes.h:221:5: note: template argument deduction/substitution failed: user.cpp:98:89: note: ‘std::vector<std::pair<long long int, int> >::iterator {aka __gnu_cxx::__normal_iterator<std::pair<long long int, int>*, std::vector<std::pair<long long int, int> > >}’ is not derived from ‘const std::fpos<_StateT>’ for(vector<pair<tip, int> >::iterator it = v[top.y].begin(); it != v[top.y].end(); ++it) ^ 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/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_pair.h:227:5: 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:227:5: note: template argument deduction/substitution failed: user.cpp:98:89: note: ‘std::vector<std::pair<long long int, int> >::iterator {aka __gnu_cxx::__normal_iterator<std::pair<long long int, int>*, std::vector<std::pair<long long int, int> > >}’ is not derived from ‘const std::pair<_T1, _T2>’ for(vector<pair<tip, int> >::iterator it = v[top.y].begin(); it != v[top.y].end(); ++it) ^ 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/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.h:303:5: 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:303:5: note: template argument deduction/substitution failed: user.cpp:98:89: note: ‘std::vector<std::pair<long long int, int> >::iterator {aka __gnu_cxx::__normal_iterator<std::pair<long long int, int>*, std::vector<std::pair<long long int, int> > >}’ is not derived from ‘const std::reverse_iterator<_Iterator>’ for(vector<pair<tip, int> >::iterator it = v[top.y].begin(); it != v[top.y].end(); ++it) ^ 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/ios:40, from /usr/include/c++/4.8/istream:38,