Eroare de compilare: user.cpp:11:21: error: ‘long long int div’ redeclared as different kind of symbol long long totalSum, div; ^ In file included from /usr/local/include/c++/4.8.0/cstdlib:72:0, from /usr/local/include/c++/4.8.0/ext/string_conversions.h:41, from /usr/local/include/c++/4.8.0/bits/basic_string.h:2817, from /usr/local/include/c++/4.8.0/string:52, from /usr/local/include/c++/4.8.0/bits/locale_classes.h:40, from /usr/local/include/c++/4.8.0/bits/ios_base.h:41, from /usr/local/include/c++/4.8.0/ios:42, from /usr/local/include/c++/4.8.0/istream:38, from /usr/local/include/c++/4.8.0/fstream:38, from user.cpp:1: /usr/include/stdlib.h:780:14: error: previous declaration of ‘div_t div(int, int)’ extern div_t div (int __numer, int __denom) ^ user.cpp: In function ‘void solve(long long int)’: user.cpp:36:8: error: overloaded function with no contextual type information div = 1; ^ user.cpp:40:8: error: overloaded function with no contextual type information div*= primes[i]; ^ user.cpp:42:29: error: invalid operands of types ‘<unresolved overloaded function type>’ and ‘int’ to binary ‘operator*’ totalSum*=(div * primes[i] - 1) / (primes[i] - 1) % MOD; ^