Compilare: main.cpp: In function 'int main()': main.cpp:48:13: warning: comparison between signed and unsigned integer expressions [-Wsign-compare] for(i=1;i<V.size();i++) ~^~~~~~~~~ main.cpp:26:13: warning: unused variable 'k' [-Wunused-variable] int i,j,k=0,N,maxx=0,poz,u=-1,mx,h; ^ main.cpp:26:38: warning: variable 'h' set but not used [-Wunused-but-set-variable] int i,j,k=0,N,maxx=0,poz,u=-1,mx,h; ^