#include <iostream>
#include <string>
#include <vector>
#include <utility>
using namespace std;
int main(void){
  int h,n,sw=1;
  cin >> h >> n;
  int x[n];
  x[0]=h;
  for(int i=1;i<n;i++)
    cin >> x[i];
  while(sw){
    sw=0;
    for(int i=0;i<n-1;i+=2){
      if(x[i]<x[i+1]){
        swap(x[i],x[i+1]);
        sw=1;
      }
    }
    for(int i=1;i<n-1;i+=2){
      if(x[i]<x[i+1]){
        swap(x[i],x[i+1]);
        sw=1;
      }
    }
  }
  int result;
  for(int i=0;i<n;i++){
    if(x[i]==h){
      result = i+1;
      break;
    }
  }
  switch (result) {
    case 1:
      cout << result << "st\n";
      break;
    case 2:
      cout << result << "nd\n";
      break;
    case 3:
      cout << result << "rd\n";
      break;
    default:
      cout << result << "th\n";
  }
  return 0;
}