#include<iostream>
#include<stdlib.h>
#include<time.h>
using namespace std;
int main()
{
        int x;
        cout<<"Enter size of array: ";
        cin>>x;
 int tab[x];

          for(int i=0;i<x;i++)
          {

              cin>>tab[i];
          }

        for(int v=0;v<x;v++)
        {

            if(v%4==0)
            {

              cout<<tab[v]<<" ";
            }

            else

            cout<<endl;












        }
}