Eroare de compilare: user.cpp:7:27: error: ‘std::vector<std::pair<int, int> > div’ redeclared as different kind of symbol vector <pair <int, int> > div; ^ In file included from /usr/include/c++/4.8/cstdlib:72:0, from /usr/include/c++/4.8/ext/string_conversions.h:41, from /usr/include/c++/4.8/bits/basic_string.h:2815, from /usr/include/c++/4.8/string:52, from /usr/include/c++/4.8/bits/locale_classes.h:40, from /usr/include/c++/4.8/bits/ios_base.h:41, from /usr/include/c++/4.8/ios:42, from /usr/include/c++/4.8/ostream:38, from /usr/include/c++/4.8/iostream:39, from user.cpp:1: /usr/include/stdlib.h:785:14: error: previous declaration of ‘div_t div(int, int)’ extern div_t div (int __numer, int __denom) ^ user.cpp: In function ‘void descomp()’: user.cpp:22:16: error: ‘std::div’ does not have class type div.push_back(make_pair(d, exp)); ^ user.cpp:26:12: error: ‘std::div’ does not have class type div.push_back(make_pair(n, 1)); ^ user.cpp: In function ‘int main()’: user.cpp:39:19: error: unable to deduce ‘auto&&’ from ‘std::div’ for(auto it : div) ^ user.cpp:41:23: error: ‘std::div’ does not have class type out << nrdiv + div.size() * (div.size() - 1); ^ user.cpp:41:37: error: ‘std::div’ does not have class type out << nrdiv + div.size() * (div.size() - 1); ^