#include <iostream>

using namespace std;

int main() {

	int nama;
	int n;
	int rank=1;
	int length;

	cin >> nama>>n;
	
	for (int i = 1; i < n; i++) {
		cin >> length;
		if (nama < length) {
			rank++;
		}
	}
	
	cout << rank;
	switch (rank % 10) {
		case 1:
			cout << "st";
			break;
		case 2:
			cout << "nd";
			break;
		case 3:
			cout << "rd";
			break;
		default:
			cout << "th";
			
	}
	cout << endl;
	
	return 0;
}