public class Program
{
    public static void Main()
    {
        int num = int.Parse(Console.ReadLine() ?? string.Empty);
        //string[] str = (Console.ReadLine() ?? string.Empty).Trim().Split(' ');
        //string str = Console.ReadLine() ?? string.Empty;

        for (int i = 1; i <= num; i++)
        {
            for (int j = 1; j <= num; j++)
            {
                Console.Write(i);
            }
        }
        Console.WriteLine();


    }
}