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#include <bits/stdc++.h>
using namespace std;
int l[26], m[26], n[26];
int main() {
  int i, j, k;
  char ch;
  string a, b, c, ans;
  cin >> a >> b >> c;
  j = 999999;
  k = 999999;
  for (i = 0; i < a.size(); i++) {
    l[a[i] - 'a']++;
  }
  for (i = 0; i < b.size(); i++) {
    m[b[i] - 'a']++;
  }
  for (i = 0; i < c.size(); i++) {
    n[c[i] - 'a']++;
  }
  for (i = 0; i < 26; i++) {
    if (m[i]) j = min(j, (l[i] / m[i]));
    if (n[i]) k = min(k, (l[i] / n[i]));
  }
  if (j > k && j != 999999) {
    for (i = 0; i < j; i++) {
      ans += b;
    }
    k = 999999;
    for (i = 0; i < 26; i++) {
      if (m[i]) l[i] -= (j * m[i]);
      if (n[i]) k = min(k, (l[i] / n[i]));
    }
    if (k != 999999) {
      for (i = 0; i < k; i++) {
        ans += c;
      }
      for (i = 0; i < 26; i++) {
        if (n[i]) l[i] -= (k * n[i]);
      }
    }
  } else if (k > j && k != 999999) {
    for (i = 0; i < k; i++) {
      ans += c;
    }
    j = 999999;
    for (i = 0; i < 26; i++) {
      if (n[i]) l[i] -= (k * n[i]);
      if (m[i]) j = min(j, (l[i] / m[i]));
    }
    if (j != 999999) {
      for (i = 0; i < j; i++) {
        ans += b;
      }
      for (i = 0; i < 26; i++) {
        if (m[i]) l[i] -= (j * m[i]);
      }
    }
  }
  for (i = 0; i < 26; i++) {
    while (l[i]) {
      ch = 'a' + i;
      ans += ch;
      l[i]--;
    }
  }
  cout << ans << endl;
  return 0;
}
