Compilare: main.cpp: In function 'int main()': main.cpp:29:36: warning: comparison between signed and unsigned integer expressions [-Wsign-compare] for(j=1;j<=m&&v2.size()<m;j++) ~~~~~~~~~^~ main.cpp:31:50: warning: comparison between signed and unsigned integer expressions [-Wsign-compare] while(k<m&&v[k]<p[i]*j&&v2.size()<m) ~~~~~~~~~^~ main.cpp:38:29: warning: comparison between signed and unsigned integer expressions [-Wsign-compare] if(v2.size()<m) ~~~~~~~~~^~