using System;
using System.Collections.Generic;
using System.Linq;
using System.Text;
using System.Threading.Tasks;

namespace yukicoderTest
{
    class Program
    {
        static void Main(string[] args)
        {
            string[] input = Console.ReadLine().Split(' ');
            int nama = int.Parse(input[0]);
            int num = int.Parse(input[1]);
            int[] sintyou = new int[num];
            sintyou[0] = nama;
            int rank = 0;
            for(int i=1;i<num;i++)
            {
                sintyou[i] = int.Parse(Console.ReadLine());
            }
            Array.Sort(sintyou);
            Array.Reverse(sintyou);
            for (int i = 0; i < num; i++)
            {
                if(sintyou[i]==nama)
                {
                    rank = i + 1;
                    break;
                }
            }
            if(rank%10==1)
            {
                Console.WriteLine(rank + "st");
            }
            else if (rank%10 == 2)
            {
                Console.WriteLine(rank + "nd");
            }
            else if (rank%10 == 3)
            {
                Console.WriteLine(rank + "rd");
            }
            else
            {
                Console.WriteLine(rank + "th");
            }
        }
    }
}