Compilare: user.cpp: In constructor ‘Parser::Parser(const char*)’: user.cpp:11:38: warning: ignoring return value of ‘size_t fread(void*, size_t, size_t, FILE*)’, declared with attribute warn_unused_result [-Wunused-result] fread(buff, SIZE, 1, fin); ^ user.cpp: In member function ‘void Parser::cplusplus()’: user.cpp:28:42: warning: ignoring return value of ‘size_t fread(void*, size_t, size_t, FILE*)’, declared with attribute warn_unused_result [-Wunused-result] fread(buff, SIZE, 1, fin); ^