Compilare: user.cpp: In constructor ‘point::point(int, int, int)’: user.cpp:10: warning: ‘point::poz’ will be initialized after user.cpp:9: warning: ‘int point::x’ user.cpp:11: warning: when initialized here user.cpp: In function ‘int main()’: user.cpp:96: warning: comparison between signed and unsigned integer expressions user.cpp:65: warning: ignoring return value of ‘FILE* freopen(const char*, const char*, FILE*)’, declared with attribute warn_unused_result user.cpp:66: warning: ignoring return value of ‘FILE* freopen(const char*, const char*, FILE*)’, declared with attribute warn_unused_result user.cpp:69: warning: ignoring return value of ‘int scanf(const char*, ...)’, declared with attribute warn_unused_result user.cpp:74: warning: ignoring return value of ‘int scanf(const char*, ...)’, declared with attribute warn_unused_result user.cpp:77: warning: ignoring return value of ‘int scanf(const char*, ...)’, declared with attribute warn_unused_result user.cpp: In member function ‘bool compare::operator()(const point&, const point&) const’: user.cpp:36: warning: control reaches end of non-void function