#include <iostream>
using namespace std;
int main()
{
int n, i, j, k, v[100], v1[50], v2[50];
cin>>n;
cout<<"in vector sunt "<<n<<" de elemente:"<<endl;
for(i=1; i<=n; i++)
cin>>v[i];
for(i=1; i<=n; i++)
cout<<v[i]<<" ";
cout<<endl<<endl;
for(j=1; j<=n/2; j++){
v1[j] = v[2*j-1];
}
cout<<"vectorul v1 : ";
for(j=1; j<=n/2; j++)
cout<<v1[j]<<" ";
cout<<endl;
for(k=1; k<=n/2; k++)
v2[k]=v[2*k];
cout<<"vectorul v2 : ";
for(k=1; k<=n/2; k++)
cout<<v2[k]<<" ";
cout<<endl;
return 0;
}