import java.util.*;

public class Main {
    public static void main(String[] args) {
        Scanner sc = new Scanner(System.in);
        
        List<Integer> list = new ArrayList<>();
        int h0 = sc.nextInt();
        list.add(h0);
        
        int n = sc.nextInt();
        for(int i = 0; i < n-1; i++) {
            int tmp = sc.nextInt();
            list.add(tmp);
        }
        
        Collections.sort(list);
        Collections.reverse(list);
        
        for(int i = 0; i < n; i++) {
            if(h0 == list.get(i)) {
                display(i+1);
                break;
            }
        }
    }
    
    static void display(int index) {
        StringBuilder sb = new StringBuilder();
        sb.append(index);
        int redi = index%10;
        if(redi == 1) {
            sb.append("st");
        } else if(redi == 2) {
            sb.append("nd");
        } else if(redi == 3) {
            sb.append("rd");
        } else {
            sb.append("th");
        }
        System.out.println(sb.toString());
    }
}