Eroare de compilare: user.cpp:8:18: error: ‘std::vector<int> div’ redeclared as different kind of symbol std::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/istream:38, from /usr/include/c++/5/fstream:38, 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:15:8: error: request for member ‘push_back’ in ‘div’, which is of non-class type ‘div_t(int, int) throw ()’ div.push_back(i); ^ user.cpp:16:8: error: request for member ‘push_back’ in ‘div’, which is of non-class type ‘div_t(int, int) throw ()’ div.push_back(b / i); ^ user.cpp: In function ‘void solve()’: user.cpp:22:26: error: request for member ‘size’ in ‘div’, which is of non-class type ‘div_t(int, int) throw ()’ for (int i = 0; i < div.size(); ++i) { ^ user.cpp:23:27: error: request for member ‘size’ in ‘div’, which is of non-class type ‘div_t(int, int) throw ()’ for (int j = i; j < div.size(); ++j) { ^ user.cpp:24:29: warning: pointer to a function used in arithmetic [-Wpointer-arith] long long p = 1LL * div[i] * div[j]; ^ user.cpp:24:29: error: invalid operands of types ‘long long int’ and ‘div_t(int, int) throw ()’ to binary ‘operator*’ user.cpp:24:38: warning: pointer to a function used in arithmetic [-Wpointer-arith] long long p = 1LL * div[i] * div[j]; ^ user.cpp:26:28: warning: pointer to a function used in arithmetic [-Wpointer-arith] long long a = (b / div[i]) * c / div[j]; ^ user.cpp:26:28: error: invalid operands of types ‘int’ and ‘div_t(int, int) throw ()’ to binary ‘operator/’ user.cpp:26:42: warning: pointer to a function used in arithmetic [-Wpointer-arith] long long a = (b / div[i]) * c / div[j]; ^