Compilare: user.cpp: In function ‘void deschidere()’: user.cpp:508: warning: ignoring return value of ‘FILE* freopen(const char*, const char*, FILE*)’, declared with attribute warn_unused_result user.cpp:509: warning: ignoring return value of ‘FILE* freopen(const char*, const char*, FILE*)’, declared with attribute warn_unused_result user.cpp: In function ‘int main()’: user.cpp:526: warning: format ‘%s’ expects type ‘char*’, but argument 2 has type ‘char (*)[30]’ user.cpp:526: warning: ignoring return value of ‘int scanf(const char*, ...)’, declared with attribute warn_unused_result user.cpp: In member function ‘bool MARE::operator!=(MARE)’: user.cpp:481: warning: control reaches end of non-void function user.cpp: In member function ‘bool MARE::operator==(MARE)’: user.cpp:462: warning: control reaches end of non-void function user.cpp: In member function ‘bool MARE::operator<=(MARE)’: user.cpp:443: warning: control reaches end of non-void function user.cpp: In member function ‘bool MARE::operator>=(MARE)’: user.cpp:424: warning: control reaches end of non-void function user.cpp: In member function ‘bool MARE::operator<(MARE)’: user.cpp:405: warning: control reaches end of non-void function user.cpp: In member function ‘bool MARE::operator>(MARE)’: user.cpp:386: warning: control reaches end of non-void function