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#include <bits/stdc++.h>
using namespace std;
int main() {
  string a, b, c;
  cin >> a >> b >> c;
  int n1 = a.size(), n2 = b.size(), n3 = c.size();
  if (n1 < n2 && n1 < n3) {
    cout << a;
    return 0;
  }
  map<char, int> mp1, mp2, mp3;
  for (int i = 0; i < n1; i++) mp1[a[i]]++;
  for (int i = 0; i < n2; i++) mp2[b[i]]++;
  for (int i = 0; i < n3; i++) mp3[c[i]]++;
  int k1 = (1 << 20), k2 = (1 << 20);
  vector<int> ans1, ans2;
  for (map<char, int>::iterator it = mp2.begin(); it != mp2.end(); it++) {
    ans1.push_back(mp1[it->first] / it->second);
  }
  for (map<char, int>::iterator it = mp3.begin(); it != mp3.end(); it++) {
    ans2.push_back(mp1[it->first] / it->second);
  }
  for (int i = 0; i < ans1.size(); i++) k1 = min(k1, ans1[i]);
  for (int i = 0; i < ans2.size(); i++) k2 = min(k2, ans2[i]);
  if (k1 >= k2 && !(k1 == (1 << 20) && k2 == (1 << 20))) {
    int tmp = k1;
    while (k1 > 0) {
      cout << b;
      k1--;
    }
    for (map<char, int>::iterator it = mp1.begin(); it != mp1.end(); it++) {
      mp1[it->first] -= (mp2[it->first] * tmp);
      while (mp1[it->first] > 0) cout << it->first, mp1[it->first]--;
    }
    return 0;
  } else if (k2 > k1 && k2 != (1 << 20)) {
    int tmp = k2;
    while (k2 > 0) {
      cout << c;
      k2--;
    }
    for (map<char, int>::iterator it = mp1.begin(); it != mp1.end(); it++) {
      mp1[it->first] -= (mp3[it->first] * tmp);
      while (mp1[it->first] > 0) cout << it->first, mp1[it->first]--;
    }
    return 0;
  } else
    cout << a;
  return 0;
}
