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#include <bits/stdc++.h>
using namespace std;
const int N = (int)1e5 + 5;
char s[N], a[N], b[N];
int counts[N], counta[N], countb[N];
int main() {
  scanf("%s %s %s", s, a, b);
  int slen = strlen(s);
  int alen = strlen(a);
  int blen = strlen(b);
  for (int i = 0; i < slen; ++i) ++counts[s[i] - 'a'];
  for (int i = 0; i < alen; ++i) ++counta[a[i] - 'a'];
  for (int i = 0; i < blen; ++i) ++countb[b[i] - 'a'];
  int bstrings = 0, astrings = 0, mxa = 0, mxb = 0, mx = 0, i = 0;
  while (1) {
    for (i = 0; i < 26; ++i)
      if (counts[i] < countb[i] * bstrings) break;
    if (i != 26) {
      break;
    }
    astrings = N + 5;
    for (i = 0; i < 26; ++i)
      if (counta[i])
        astrings =
            min(astrings, (counts[i] - (bstrings * countb[i])) / counta[i]);
    if (astrings + bstrings > mx) {
      mx = astrings + bstrings;
      mxa = astrings;
      mxb = bstrings;
    }
    ++bstrings;
  }
  for (i = 0; i < mxa; ++i)
    for (int j = 0; j < alen; ++j) printf("%c", a[j]);
  for (i = 0; i < mxb; ++i)
    for (int j = 0; j < blen; ++j) printf("%c", b[j]);
  for (i = 0; i < 26; ++i) {
    int tmp = max(0, counts[i] - (countb[i] * mxb) - (counta[i] * mxa));
    cout << string(tmp, 'a' + i);
  }
  return 0;
}
