#include<bits/stdc++.h>
using namespace std;

int main() {
	int H, n; cin >> H >> n;
	int h[n]; h[0] = H;
	for(int i = 1; i < n; ++i) {
		cin >> h[i];
	}
	sort(h, h + n);
	reverse(h, h + n);
	int ans;
	for(int i = 0; i < n; ++i) {
		if(h[i] == H) {
			ans = i + 1;
		}
	}
	string s;
	if(ans % 10 == 1) s = "st";
	else if(ans % 10 == 2) s = "nd";
	else if(ans % 10 == 3) s = "rd";
	else s = "th";
	cout << ans << s << '\n';
	return 0;
}