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#include <bits/stdc++.h>
using namespace std;
string a, b, c;
int occA[26], occB[26], occC[26];
int main() {
  cin >> a >> b >> c;
  memset(occA, 0, sizeof occA);
  memset(occB, 0, sizeof occB);
  memset(occC, 0, sizeof occC);
  for (int i = 0; i < a.length(); i++) occA[a[i] - 'a']++;
  for (int i = 0; i < b.length(); i++) occB[b[i] - 'a']++;
  for (int i = 0; i < c.length(); i++) occC[c[i] - 'a']++;
  int Bs = (int)1e9;
  for (int i = 0; i < 26; i++)
    if (occB[i]) Bs = min(Bs, occA[i] / occB[i]);
  int ansBs = 0, ansCs = 0;
  for (int i = 0; i < Bs + 1; i++) {
    for (int j = 0; j < 26; j++) occA[j] -= occB[j] * i;
    int Cs = (int)1e9;
    for (int j = 0; j < 26; j++)
      if (occC[j]) Cs = min(Cs, occA[j] / occC[j]);
    if (i + Cs > ansBs + ansCs) {
      ansBs = i;
      ansCs = Cs;
    }
    for (int j = 0; j < 26; j++) occA[j] += occB[j] * i;
  }
  string res = "";
  for (int i = 0; i < ansBs; i++) res += b;
  for (int i = 0; i < ansCs; i++) res += c;
  for (int i = 0; i < 26; i++) {
    occA[i] -= occB[i] * ansBs;
    occA[i] -= occC[i] * ansCs;
    for (int j = 0; j < occA[i]; j++) res += (i + 'a');
  }
  cout << res << '\n';
}
