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#include <bits/stdc++.h>
#pragma comment(linker, "/stack:20000000")
using namespace std;
long long m_a[26], m_b[26], m_c[26], temp[26];
int main() {
  char a[100010], b[100010], c[100010];
  scanf("%s", a);
  scanf("%s%s", b, c);
  int len1 = strlen(a), len2 = strlen(b), len3 = strlen(c);
  for (int i = 0; i < len1; i++) {
    m_a[a[i] - 'a']++;
  }
  for (int i = 0; i < len2; i++) {
    m_b[b[i] - 'a']++;
  }
  for (int i = 0; i < len3; i++) {
    m_c[c[i] - 'a']++;
  }
  int tot = 0, tot_b = 0, tot_c = 0;
  for (int i = 0; i <= len1; i++) {
    long long ans = INT_MAX;
    bool np = true;
    for (int j = 0; j < 26; j++) {
      temp[j] = m_a[j] - m_b[j] * i;
      if (temp[j] < 0) {
        np = false;
        break;
      }
    }
    if (!np) continue;
    for (int j = 0; j < 26; j++) {
      if (m_c[j] == 0) continue;
      ans = min(ans, temp[j] / m_c[j]);
    }
    if (i + ans > tot) {
      tot = i + ans;
      tot_b = i;
    }
  }
  tot_c = tot - tot_b;
  for (int i = 0; i < tot_b; i++) printf("%s", b);
  for (int i = 0; i < tot_c; i++) printf("%s", c);
  for (int i = 0; i < 26; i++) {
    m_a[i] -= (m_b[i] * tot_b + m_c[i] * tot_c);
    for (int j = 0; j < m_a[i]; j++) {
      printf("%c", (char)i + 'a');
    }
  }
  printf("\n");
  return 0;
}
