Eroare de compilare: user.cpp: In function ‘int main()’: user.cpp:13: error: no ‘operator++(int)’ declared for postfix ‘++’, trying prefix operator instead user.cpp:13: error: no match for ‘operator++’ in ‘++std::bitset<_Nb>::operator[](size_t) [with unsigned int _Nb = 500001u](((unsigned int)x))’ user.cpp:17: warning: suggest explicit braces to avoid ambiguous ‘else’