#include <iostream>
using namespace std;

int main()
{
    int h,n;
    cin >> h >> n;
    int H,ans = 1;
    for(int i = 0; i < n - 1; i++){
        cin >> H;
        if(h < H) ans++;
    }

    if(ans % 10 == 1) cout << ans << "st" << endl;
    else if(ans % 10 == 2) cout << ans << "nd" << endl;
    else if(ans % 10 == 3) cout << ans << "rd" << endl;
    else cout << ans << "th" << endl;

    return 0;
}