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#include <bits/stdc++.h>
using namespace std;
int a[26], b[26], c[26];
int main() {
  string s1, s2, s3;
  cin >> s1 >> s2 >> s3;
  for (int i = 0; i < s1.size(); i++) a[s1[i] - 'a']++;
  for (int i = 0; i < s2.size(); i++) b[s2[i] - 'a']++;
  for (int i = 0; i < s3.size(); i++) c[s3[i] - 'a']++;
  int ctr = 1E9;
  for (int i = 0; i < 26; i++)
    ctr = min(ctr, b[i] && !a[i]            ? 0
                   : b[i] == 0 || a[i] == 0 ? 1000000
                                            : a[i] / b[i]);
  string ans = "";
  if (ctr == 1000000) ctr = 0;
  for (int i = 0; i < ctr; i++) ans += s2;
  for (int i = 0; i < 26; i++) {
    if (b[i] > a[i] || b[i] == 0 || a[i] == 0) continue;
    b[i] -= ctr;
    a[i] -= ctr;
  }
  ctr = 1E9;
  for (int i = 0; i < 26; i++)
    ctr = min(ctr, c[i] && !a[i]            ? 0
                   : c[i] == 0 || a[i] == 0 ? 1000000
                                            : a[i] / c[i]);
  if (ctr == 1000000) ctr = 0;
  for (int i = 0; i < ctr; i++) ans += s3;
  for (int i = 0; i < 26; i++) {
    if (c[i] == 0) continue;
    c[i] -= ctr;
    a[i] -= ctr;
  }
  for (int i = 0; i < 26; i++) ans.append(a[i], i + 'a');
  cout << ans;
  return 0;
}
