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#include <bits/stdc++.h>
using namespace std;
long long int gcd(long long int a, long long int b) {
  return b ? gcd(b, a % b) : a;
}
long long int lcm(long long int a, long long int b) {
  return a * b / gcd(a, b);
}
string a, b, c, ans;
int ca[26], cb[26], cc[26];
int main() {
  cin >> a >> b >> c;
  for (auto u : a) ca[u - 'a']++;
  for (auto u : b) cb[u - 'a']++;
  for (auto u : c) cc[u - 'a']++;
  int mn_b = 1e5;
  for (int i = 0; i < 26; i++)
    if (cb[i]) mn_b = min(mn_b, ca[i] / cb[i]);
  for (int i = 0; i < mn_b; i++) ans += b;
  for (int i = 0; i < 26; i++)
    if (cb[i]) ca[i] -= mn_b;
  for (int i = 0; i < 26; i++)
    if (cc[i]) mn_b = min(mn_b, ca[i] / cc[i]);
  for (int i = 0; i < mn_b; i++) ans += c;
  for (int i = 0; i < 26; i++)
    if (cc[i]) ca[i] -= mn_b;
  for (int i = 0; i < 26; i++) {
    for (int j = 0; j < ca[i]; j++) ans += (i + 'a');
  }
  cout << ans << endl;
  return 0;
}
