#include <bits/stdc++.h>
#include <atcoder/all>
using namespace std;
using namespace atcoder;
using ll = long long;
constexpr ll mod = 1e9 + 7;
constexpr ll INF = 1LL << 60;

#define REP(i, init, n) for(int i = (int)(init); i < (int)(n); i++)

#define vi vector<int>
#define vl vector<long>
#define vvi vector<vector<int>>
#define vvl vector<vector<long>>
#define pint pair<int, int>
#define plong pair<long, long>

string s;

void solve() {
    vi input(10, 0);
    for(char c: s) {
        input[c - '0']++;
    }
    vi correct = {20104, 20063, 19892, 20011, 19874, 20199, 19898, 20163, 19956, 19841};
    int ans1, ans2;
    REP(i, 0, 10) {
        if(input[i] == correct[i] + 1) ans1 = s[i] - '0';
        if(input[i] == correct[i] - 1) ans2 = s[i] - '0';
    }
    cout << ans1 << " " << ans2 << endl;
}

int main() {
    cin >> s;
    solve();
}