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#include <bits/stdc++.h>
using namespace std;
int t2[27], u2[27];
int s2[27];
int main() {
  string s;
  cin >> s;
  for (char c : s) s2[c - 'a']++;
  string t, u;
  cin >> t >> u;
  for (char c : t) t2[c - 'a']++;
  for (char c : u) u2[c - 'a']++;
  int min1 = (int)1e9;
  int max1 = (int)-1e9;
  for (int x = 0; x <= 27; x++)
    if (t2[x]) min1 = min(min1, s2[x] / t2[x]);
  int num1 = 0, num2 = 0;
  for (int x = 0; x <= min1; x++) {
    int min21 = (int)1e9;
    for (int y = 0; y <= 26; y++)
      if (u2[y]) min21 = min(min21, (s2[y] - t2[y] * x) / u2[y]);
    int min2 = min21 + x;
    if (max1 < min2) {
      max1 = min2;
      num1 = x;
      num2 = min21;
    }
  }
  for (int x = 0; x < num1; x++) {
    cout << t;
    for (char c : t) s2[c - 'a']--;
  }
  for (int x = 0; x < num2; x++) {
    cout << u;
    for (char c : u) s2[c - 'a']--;
  }
  for (int x = 0; x < 27; x++)
    for (int y = 0; y < s2[x]; y++) cout << char('a' + x);
}
