#include <iostream>
using namespace std;

int main()
{
	int H, N, Hi, r = 1;

	cin >> H >> N;

	for (int a = 1; a < N; a++) {
		cin >> Hi;
		if (H < Hi)r++;
	}

	cout << r;

	for (int a = 9; a < r;)
		r = r % 10;

	if (r == 1) cout << "st" << endl;
	else if (r == 2)cout << "nd" << endl;
	else if (r == 3)cout << "rd" << endl;
	else cout << "th" << endl;

	return 0;
}