#include<bits/stdc++.h>
using namespace std;
#define rep(i,n) for (long long i=0;i<(long long)(n);i++)
#define all(v) v.begin(),v.end()
using ll=long long;
using pll=pair<ll,ll>;
using tll=tuple<ll,ll,ll>;
const ll INF=(1ll<<60);
template<class T> void chmin(T &a,T b){
    if(a>b){
        a=b;
    }
}
template<class T> void chmax(T &a,T b){
    if(a<b){
        a=b;
    }
}
int main(){
    string s;
    cin >> s;
    map<string,string> mp;
    mp["Zelkova"]="1st";
    mp["BANNED"]="2nd";
    mp["Stray"]="3rd";
    mp["Early"]="4th";
    mp["Do"]="Alpha";
    cout << mp[s] << endl;
}