#include <iostream>
#include <algorithm>
#include <string>
#include <vector>
#include <map>
#include <set>
#include <stdio.h>
#include <cstring>
#include <queue>
#include <stack>
#include <functional>
#include <math.h>
#include <iomanip>
using namespace std;
#define Would
#define you
const int INF = 999999999;
const int MOD = 1e9 + 7;

int a, b, k[105], ans;
int main() {
	cin >> a >> b;
	for (int i = 0; i < b; ++i) { cin >> k[i]; }
	sort(k, k + b);
	reverse(k, k + b);
	for (int i = 0; i < b; ++i) {
		if (k[i] < a) {
			ans = i + 1;
			break;
		}
	}
	cout << ans;
	string mor;
	if (ans % 10 == 1) { mor = "st"; }
	else if (ans % 10 == 2) { mor = "nd"; }
	else if (ans % 10 == 3) { mor = "rd"; }
	else { mor = "th"; }

	cout << mor << endl;
}