using System;
using System.Linq;

namespace methods_7
{
    class Program
    {
        static void Main(string[] args)
        {
            int number = int.Parse(Console.ReadLine());

            Matrix(number);
        }

        private static void Matrix(int num)
        {
            for (int i = 1; i <= num; i++)
            {
                string num1 = num.ToString();

                char a = num1.ToCharArray()[0];
                string name = new string(a, num);
                Console.WriteLine(string.Concat(Enumerable.Repeat(name +" ",num/2)));


                //string space = " ";
               // Console.WriteLine($"{name} ");
            }
        }
    }
}