Compilare: user.cpp: In member function ‘void Huge::operator=(int)’: user.cpp:23: warning: array subscript has type ‘char’ user.cpp: In member function ‘Huge Huge::operator-(Huge&) const’: user.cpp:63: warning: array subscript has type ‘char’ user.cpp: In function ‘std::ifstream& operator>>(std::ifstream&, Huge&)’: user.cpp:72: warning: array subscript has type ‘char’ user.cpp: In function ‘void Print()’: user.cpp:125: warning: ignoring return value of ‘FILE* freopen(const char*, const char*, FILE*)’, declared with attribute warn_unused_result