Compilare: user.cpp: In function ‘unsigned int getInt()’: user.cpp:25: warning: suggest parentheses around comparison in operand of ‘|’ user.cpp:27: warning: ignoring return value of ‘size_t fread(void*, size_t, size_t, FILE*)’, declared with attribute warn_unused_result user.cpp:31: warning: ignoring return value of ‘size_t fread(void*, size_t, size_t, FILE*)’, declared with attribute warn_unused_result