#include "bits/stdc++.h"
using namespace std;
long long int MOD = 998244353;
int main(){
    string n;
    cin >> n;
    string ans ="";
    reverse(n.begin(),n.end());
    long long int dp[4] = {1,2,4,0};
    long long int os[20000] = {};
    for(long long int i = 0;i < n.size();i++){
        if(n[i] == 'A'){
            ans = ans + "0101";
        }else if(n[i] == 'B'){
            ans = ans + "1101";
        }else if(n[i] == 'C'){
            ans = ans + "0011";
        }else if(n[i] == 'D'){
            ans = ans + "1011";
        }else if(n[i] == 'E'){
            ans = ans + "0111";
        }else{
            ans = ans + "1111";
        }
    }
    //cout << ans <<endl;
    long long int c = 0;
    for(long long int i = 0;i < ans.size();i++){
        if(ans[i] == '1'){
            os[c/3] = os[c/3] + dp[c%3];
        }
        c++;
    }
    long long int an[10] = {};
    for(long long int i = 0;i < (c+2)/3;i++){
        an[os[i]]++;
    }
    long long int ma = 0;
    for(long long int i = 0;i < 10;i++){
        ma = max(ma,an[i]);
        //cout << i <<" "<<an[i]<<endl;
    }
    for(long long int i = 0;i < 10;i++){
        if(an[i] == ma){
            cout << i << " ";
        }
    }
    cout <<endl;
}