#include <bits/stdc++.h>
using namespace std;
int main(){
    int H,N;
    cin>>H>>N;
    vector<int> Hs(N);
    Hs[N-1]=H;
    for(int i=0;i<N-1;i++){
        cin>>Hs[i];
    }
    sort(Hs.begin(),Hs.end(),[](int a,int b){return a>b;});
    for(int i=0;i<N;i++){
        if(Hs[i]==H){
            if(i==0){
                cout<<"1st"<<endl;
            }else if(i==1){
                cout<<"2nd"<<endl;
            }else if(i==2){
                cout<<"3rd"<<endl;
            }else{
                cout<<i+1<<"th"<<endl;
            }
        }
    }
}