Compilare: user.cpp: In function ‘bool cautbin(long long int, int)’: user.cpp:46:19: warning: comparison between signed and unsigned integer expressions [-Wsign-compare] if (x / rez >= mij) ^ user.cpp:56:14: warning: comparison between signed and unsigned integer expressions [-Wsign-compare] if (rez < x) ^ user.cpp:60:28: warning: comparison between signed and unsigned integer expressions [-Wsign-compare] if (ok == true && rez == x) ^ user.cpp:60:6: warning: suggest explicit braces to avoid ambiguous ‘else’ [-Wparentheses] if (ok == true && rez == x) ^