import java.util.*;

public class Test4 {
	public static void main(String[] args) {
		Scanner sc = new Scanner(System.in);
		int h = sc.nextInt();
		int n = sc.nextInt();
		List<Integer> ar = new ArrayList<Integer>();
		ar.add(0, h);
		for (int i=1; i<n; i++) {
			ar.add(i, sc.nextInt());
		}
		Collections.sort(ar);
		Collections.reverse(ar);
		int ans = ar.indexOf(h)+1;
		if (ans%10==1) {
			System.out.println(ans + "st");
		} else if (ans%10==2) {
			System.out.println(ans + "nd");
		} else if (ans%10==3) {
			System.out.println(ans + "rd");
		} else {
			System.out.println(ans + "th");
		}
		
	}
}