Compilare: user.cpp: In function ‘void computed(long long unsigned int, long long unsigned int)’: user.cpp:19:27: warning: comparison between signed and unsigned integer expressions [-Wsign-compare] for(int d = 2; d * d <= b; d++){ ^ user.cpp:23:19: warning: comparison between signed and unsigned integer expressions [-Wsign-compare] if(d != b / d) ^ user.cpp:28:17: warning: comparison between signed and unsigned integer expressions [-Wsign-compare] if(d * d <= actb && (actb % d) == 0){ ^ user.cpp:30:22: warning: comparison between signed and unsigned integer expressions [-Wsign-compare] if(d != actb / d) ^ user.cpp: In function ‘int main()’: user.cpp:52:29: warning: comparison between signed and unsigned integer expressions [-Wsign-compare] for(int i = 1; i <= divs[0]; i++){ ^ user.cpp:55:18: warning: ‘k’ may be used uninitialized in this function [-Wmaybe-uninitialized] c = k + (k * k) / divs[i]; ^