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#include <bits/stdc++.h>
#pragma GCC optimize("Ofast")
using namespace std;
template <typename T, typename TT>
inline ostream &operator<<(ostream &os, const pair<T, TT> &t) {
  return os << t.first << " " << t.second;
}
template <typename T>
inline ostream &operator<<(ostream &os, const vector<T> &t) {
  for (auto i : t) os << i << " ";
  return os;
}
template <typename T>
inline ostream &operator<<(ostream &os, const set<T> &t) {
  for (auto i : t) os << i << " ";
  return os;
}
template <typename T1, typename T2>
inline ostream &operator<<(ostream &os, const map<T1, T2> &t) {
  for (auto i : t) os << i.first << " : " << i.second << '\n';
  return os;
}
template <typename T>
inline istream &operator>>(istream &is, vector<T> &v) {
  for (T &t : v) is >> t;
  return is;
}
template <typename T1, typename T2>
inline istream &operator>>(istream &is, vector<pair<T1, T2>> &v) {
  for (pair<T1, T2> &t : v) is >> t.first >> t.second;
  return is;
}
const long long mod = 1e9 + 7;
vector<long long> scnt(string &s) {
  vector<long long> cnt(26, 0);
  for (int i = 0; i < s.size(); i++) cnt[s[i] - 'a']++;
  return cnt;
}
void solve() {
  string s, a, b;
  cin >> s >> a >> b;
  vector<long long> cnt1 = scnt(s), cnt2 = scnt(a), cnt3 = scnt(b);
  long long mx = 1e18;
  for (int i = 0; i < 26; i++) {
    if (cnt2[i]) mx = min(mx, cnt1[i] / cnt2[i]);
  }
  pair<long long, long long> req = {0, 0};
  for (int i = 0; i <= mx; i++) {
    long long c = 1e18;
    for (int j = 0; j < 26; j++) {
      if (cnt3[j]) c = min(c, (cnt1[j] - i * cnt2[j]) / cnt3[j]);
    }
    if (i + c > req.first + req.second) req = {i, c};
  };
  string ans = "";
  for (int i = 0; i < 26; i++)
    cnt1[i] -= req.first * cnt2[i] + req.second * cnt3[i];
  while (req.first--) ans += a;
  while (req.second--) ans += b;
  for (int i = 0; i < 26; i++)
    while (cnt1[i]--) ans += char('a' + i);
  cout << ans << '\n';
}
int main() {
  ios_base::sync_with_stdio(false);
  cin.tie(nullptr);
  ;
  long long T = 1;
  while (T--) {
    solve();
  }
  return 0;
}
