// No.564 背の順
// https://yukicoder.me/problems/no/564
//

#include <iostream>
#include <vector>
#include <algorithm>
using namespace std;


int main() {
    int H, N;
    cin >> H >> N;

    vector<int> heights;
    heights.push_back(H);
    for (auto i = 1; i < N; i++) {
        int tmp;
        cin >> tmp;
        heights.push_back(tmp);
    }
    sort(heights.begin(), heights.end());
    auto it = lower_bound(heights.begin(), heights.end(), H);
    auto pos = N - (it - heights.begin());

    cout << pos;
    switch (pos % 10) {
        case 1:
            cout << "st";
            break;
        case 2:
            cout << "nd";
            break;
        case 3:
            cout << "rd";
            break;
        default:
            cout << "th";
            break;
    }
    cout << endl;
}