import java.util.Arrays;
import java.util.Scanner;

public class Main 
{
    public static void main(String[] args) 
    {
        Scanner input=new Scanner(System.in);
        int []num=new int[6];
        for(int i=0;i<6;i++)
        {
            num[i]=input.nextInt();
        }
        System.out.printf("[%d, ",num[0]);
        for(int j=1;j<=4;j++)
        System.out.printf("%d, ",num[j]);
        System.out.printf("%d]\n",num[5]);
        int low=0,high=5;
        while(low<high)
        {
            int box=num[low];
            num[low]=num[high];
            num[high]=box;
            high--;
            low++;
        }
        System.out.printf("[%d, ",num[0]);
        for(int j=1;j<=4;j++)
        System.out.printf("%d, ",num[j]);
        System.out.printf("%d]\n",num[5]);
    }
}