Eroare de compilare: user.cpp: In function ‘int main()’: user.cpp:41:3: error: reference to ‘modulus’ is ambiguous modulus = 0; ^ user.cpp:10:11: note: candidates are: int modulus int t, i, modulus, modulus2; ^ In file included from /usr/include/c++/4.8/string:48:0, 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/istream:38, from /usr/include/c++/4.8/fstream:38, from user.cpp:2: /usr/include/c++/4.8/bits/stl_function.h:176:12: note: template<class _Tp> struct std::modulus struct modulus : public binary_function<_Tp, _Tp, _Tp> ^ user.cpp:64:8: error: reference to ‘modulus’ is ambiguous ++modulus; ^ user.cpp:10:11: note: candidates are: int modulus int t, i, modulus, modulus2; ^ In file included from /usr/include/c++/4.8/string:48:0, 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/istream:38, from /usr/include/c++/4.8/fstream:38, from user.cpp:2: /usr/include/c++/4.8/bits/stl_function.h:176:12: note: template<class _Tp> struct std::modulus struct modulus : public binary_function<_Tp, _Tp, _Tp> ^ user.cpp:97:14: error: reference to ‘modulus’ is ambiguous if (sol && modulus != modulus2) ^ user.cpp:10:11: note: candidates are: int modulus int t, i, modulus, modulus2; ^ In file included from /usr/include/c++/4.8/string:48:0, 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/istream:38, from /usr/include/c++/4.8/fstream:38, from user.cpp:2: /usr/include/c++/4.8/bits/stl_function.h:176:12: note: template<class _Tp> struct std::modulus struct modulus : public binary_function<_Tp, _Tp, _Tp> ^ user.cpp:33:35: warning: ignoring return value of ‘FILE* freopen(const char*, const char*, FILE*)’, declared with attribute warn_unused_result [-Wunused-result]