Compilare: user.cpp: In function ‘int main()’: user.cpp:83:38: warning: comparison between signed and unsigned integer expressions [-Wsign-compare] for(actq=0;actq<q[bulk].size();actq++){ ^ user.cpp: In function ‘long int brute(long int, long int)’: user.cpp:53:12: warning: ‘maxind’ may be used uninitialized in this function [-Wmaybe-uninitialized] return maxind; ^