Compilare: user.cpp: In function ‘int simulare(int)’: user.cpp:19:22: warning: comparison between signed and unsigned integer expressions [-Wsign-compare] if(Q.size()>=k) ^ user.cpp: In function ‘int main()’: user.cpp:55:30: warning: comparison between signed and unsigned integer expressions [-Wsign-compare] for(int i=0;i<v.size();i++) ^