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#include <bits/stdc++.h>
using namespace std;
string a, b, c;
long long cnt[26];
long long cntb[26];
long long cntc[26];
int main() {
  cin >> a;
  cin >> b;
  cin >> c;
  for (int i = 0; i < a.size(); i++) {
    cnt[a[i] - 'a']++;
  }
  for (int i = 0; i < b.size(); i++) {
    cntb[b[i] - 'a']++;
  }
  for (int i = 0; i < c.size(); i++) {
    cntc[c[i] - 'a']++;
  }
  string str = "";
  while (1) {
    long long m1 = 100000000000;
    for (int i = 0; i < 26; i++) {
      if (cntb[i] == 0) continue;
      m1 = min(m1, (long long)(cnt[i] / cntb[i]));
    }
    if (m1 == 100000000000 || m1 < 0) m1 = 0;
    long long m2 = 100000000000;
    for (int i = 0; i < 26; i++) {
      if (cntc[i] == 0) continue;
      m2 = min(m2, (long long)(cnt[i] / cntc[i]));
    }
    if (m2 == 100000000000 || m2 < 0) m2 = 0;
    if (m1 == m2 && m1 == 0) {
      for (int i = 0; i < 26; i++)
        while (cnt[i] > 0) {
          str.push_back(i + 'a');
          cnt[i]--;
        }
      break;
    } else if (m1 > m2) {
      for (int t = 1; t <= m1; t++) str = str + b;
      for (int i = 0; i < 26; i++)
        if (cnt[i] && cntb[i]) cnt[i] -= m1;
    } else {
      for (int t = 1; t <= m2; t++) str = str + c;
      for (int i = 0; i < 26; i++)
        if (cnt[i] && cntc[i]) cnt[i] -= m2;
    }
  }
  cout << str << endl;
  return 0;
}
