Eroare de compilare: user.cpp: In function ‘void makeRight()’: user.cpp:34: error: no matching function for call to ‘sort(__gnu_cxx::__normal_iterator<suma*, std::vector<suma, std::allocator<suma> > >, <unresolved overloaded function type>, bool (&)(suma, suma))’ user.cpp: In function ‘int main()’: user.cpp:89: warning: ignoring return value of ‘FILE* freopen(const char*, const char*, FILE*)’, declared with attribute warn_unused_result user.cpp:90: warning: ignoring return value of ‘FILE* freopen(const char*, const char*, FILE*)’, declared with attribute warn_unused_result user.cpp:92: warning: ignoring return value of ‘int scanf(const char*, ...)’, declared with attribute warn_unused_result user.cpp:94: warning: ignoring return value of ‘int scanf(const char*, ...)’, declared with attribute warn_unused_result