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#include <bits/stdc++.h>
using namespace std;
string a, b, c;
int reqb[26], reqc[26], have[26], temp[26];
int makeb[26], makec[26];
void calhave(string& s, int* a) {
  for (int i = 0; i < s.size(); i++) {
    a[s[i] - 'a'] += 1;
  }
}
int main() {
  cin >> a >> b >> c;
  calhave(a, have);
  calhave(b, reqb);
  calhave(c, reqc);
  int overlap = 0;
  int nb = -1, nc = -1, ob = -1, oc = -1;
  for (int i = 0; i < 26; i++) {
    if (reqb[i] != 0) {
      makeb[i] = have[i] / reqb[i];
      nb = nb == -1 ? makeb[i] : nb;
    }
  }
  for (int i = 0; i < 26; i++) {
    if (reqb[i] != 0) {
      nb = min(makeb[i], nb);
    }
  }
  int mb = 0, mc = 0;
  for (int i = 0; i <= nb; i++) {
    oc = -1;
    for (int j = 0; j < 26; j++) {
      if (reqc[j] != 0) {
        temp[j] = (have[j] - i * reqb[j]) / reqc[j];
        oc = oc == -1 ? temp[j] : oc;
      }
    }
    for (int j = 0; j < 26; j++)
      if (reqc[j] != 0) oc = min(oc, temp[j]);
    if (i + oc > mb + mc) {
      mb = i;
      mc = oc;
    }
  }
  for (int i = 0; i < mb; i++) {
    cout << b;
  }
  for (int i = 0; i < 26; i++) {
    have[i] -= mb * reqb[i];
  }
  for (int i = 0; i < mc; i++) {
    cout << c;
  }
  for (int i = 0; i < 26; i++) {
    have[i] -= mc * reqc[i];
  }
  for (int i = 0; i < 26; i++) {
    while (have[i]--) {
      cout << char('a' + i);
    }
  }
  cout << endl;
  return 0;
}
