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#include <bits/stdc++.h>
using std::getchar;
using std::putchar;
int main() {
  int a[26] = {0}, b[26] = {0}, c[26] = {0}, len_b(0), len_c(0);
  char input, string_b[(int)1e+5], string_c[(int)1e+5];
  while ((input = getchar()) != '\n') a[input - 'a']++;
  while ((input = getchar()) != '\n') {
    b[input - 'a']++;
    string_b[len_b++] = input;
  }
  while ((input = getchar()) != '\n') {
    c[input - 'a']++;
    string_c[len_c++] = input;
  }
  int b_max(0), c_now, b_now, ans(0), b_ans, c_ans;
  bool b_max_found(false), c_now_found(false);
  for (int i(0); i < 26; ++i)
    if (b[i] && (!b_max_found || a[i] / b[i] < b_max)) {
      b_max = a[i] / b[i];
      b_max_found = true;
    }
  for (int b_now(0); b_now <= b_max; ++b_now) {
    c_now = 0;
    c_now_found = false;
    for (int i(0); i < 26; ++i)
      if (c[i] && (!c_now_found || (a[i] - b[i] * b_now) / c[i] < c_now)) {
        c_now = (a[i] - b_now * b[i]) / c[i];
        c_now_found = true;
      }
    if (b_now + c_now > ans) {
      b_ans = b_now;
      c_ans = c_now;
      ans = b_ans + c_ans;
    }
  }
  for (int i(0); i < 26; ++i) {
    a[i] -= c_ans * c[i] + b_ans * b[i];
    while (a[i]--) putchar(i + 'a');
  }
  while (b_ans--)
    for (int i(0); i < len_b; ++i) putchar(string_b[i]);
  while (c_ans--)
    for (int i(0); i < len_c; ++i) putchar(string_c[i]);
}
