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#include <bits/stdc++.h>
using namespace std;
int cnt_s[28], cnt_x[28], cnt_y[28];
string s, x, y;
void init() {
  memset(cnt_s, 0, sizeof(cnt_s));
  memset(cnt_x, 0, sizeof(cnt_x));
  memset(cnt_y, 0, sizeof(cnt_y));
}
bool eli() {
  for (int i = 0; i < 28; i++) {
    if (cnt_s[i] < cnt_x[i]) return false;
    cnt_s[i] -= cnt_x[i];
  }
  return true;
}
int main() {
  cin.tie(0), cout.sync_with_stdio(false);
  init();
  cin >> s >> x >> y;
  for (int i = 0; i < s.length(); i++) cnt_s[s[i] - 'a'] += 1;
  for (int i = 0; i < x.length(); i++) cnt_x[x[i] - 'a'] += 1;
  for (int i = 0; i < y.length(); i++) cnt_y[y[i] - 'a'] += 1;
  int ans = 0, poi = -1;
  for (int i = 0;; i++) {
    int tmp = 0x3f3f3f3f;
    for (int j = 0; j < 28; j++)
      if (cnt_y[j]) {
        tmp = min(tmp, cnt_s[j] / cnt_y[j]);
      }
    if (tmp == 0x3f3f3f3f) tmp = 0;
    if (tmp + i > ans) {
      ans = tmp + i;
      poi = i;
    }
    if (!eli()) break;
  }
  for (int i = 0; i < 28; i++) {
    cnt_s[i] -= cnt_y[i] * (ans - poi);
  }
  for (int i = 1; i <= poi; i++) cout << x;
  for (int i = 1; i <= ans - poi; i++) {
    cout << y;
  }
  for (int i = 0; i < 28; i++)
    while (cnt_s[i] > 0) {
      cout << (char)(i + 'a');
      cnt_s[i] -= 1;
    }
  cout << '\n';
  return 0;
}
