using System;

namespace From_Left_to_the_Right
{
    class Program
    {
        static void Main(string[] args)
        {
            int input = int.Parse(Console.ReadLine());


            for (int i = 0; i <= input; i++)
            {
                string leftNumber = Console.ReadLine();

                for (int j = 0; j <= input; j++)
                {
                    string rightNumber = Console.ReadLine();
                }
            }




        }
    }
}