Compilare: main.cpp: In function 'void PrimeDivisors()': main.cpp:28:23: warning: comparison between signed and unsigned integer expressions [-Wsign-compare] for (int i = 0; i < primenrs.size() && primenrs[i] * primenrs[i] <= b; i++) ~~^~~~~~~~~~~~~~~~~ main.cpp: In function 'long long int Pinex()': main.cpp:43:27: warning: comparison between signed and unsigned integer expressions [-Wsign-compare] for (int j = 0; j < divs.size(); j++) ~~^~~~~~~~~~~~~