Eroare de compilare: user.cpp:12:13: error: ‘std::vector<int> div’ redeclared as different kind of symbol vector<int> div ; ^ In file included from /usr/include/c++/5/cstdlib:72:0, from /usr/include/c++/5/ext/string_conversions.h:41, from /usr/include/c++/5/bits/basic_string.h:5249, from /usr/include/c++/5/string:52, from /usr/include/c++/5/bits/locale_classes.h:40, from /usr/include/c++/5/bits/ios_base.h:41, from /usr/include/c++/5/ios:42, from /usr/include/c++/5/ostream:38, from /usr/include/c++/5/iostream:39, from user.cpp:1: /usr/include/stdlib.h:788:14: note: previous declaration ‘div_t div(int, int)’ extern div_t div (int __numer, int __denom) ^ user.cpp: In function ‘void prepare()’: user.cpp:21:13: error: ‘std::div’ does not have class type div.push_back(i) ; ^ user.cpp:23:17: error: ‘std::div’ does not have class type div.push_back(b/i) ; ^ user.cpp: In function ‘void solve()’: user.cpp:30:21: error: ‘std::div’ does not have class type for(int i=0 ; i<div.size() ; i++) ^ user.cpp:32:25: error: ‘std::div’ does not have class type for(int j=i ; j<div.size() ; j++) ^ user.cpp:34:34: error: invalid types ‘<unresolved overloaded function type>[int]’ for array subscript long long p=1LL*div[i]*div[j] ; ^ user.cpp:34:41: error: invalid types ‘<unresolved overloaded function type>[int]’ for array subscript long long p=1LL*div[i]*div[j] ; ^ user.cpp:36:33: error: invalid types ‘<unresolved overloaded function type>[int]’ for array subscript long long a=(b/div[i])*c/div[j] ; ^ user.cpp:36:43: error: invalid types ‘<unresolved overloaded function type>[int]’ for array subscript long long a=(b/div[i])*c/div[j] ; ^