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

int main() {
  int H, N; cin >> H >> N;
  int rank = N;
  for(int i = 0; i < N-1; i++){
    int I; cin >> I;
    if(I < H) rank--;
  }
  cout << rank;
  switch(rank%10){
    case 1: cout << "st" << endl; break;
    case 2: cout << "nd" << endl; break;
    case 3: cout << "rd" << endl; break;
    default: cout << "th" << endl; break;
  }
}