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#include <bits/stdc++.h>
using namespace std;
int main() {
  ios::sync_with_stdio(false);
  string a, b, c;
  cin >> a >> b >> c;
  int a1[30] = {0}, a2[30] = {0}, a3[30] = {0}, i, ansa = 0, ansb = 0;
  for (i = 0; i < a.length(); i++) a1[a[i] - 'a']++;
  for (i = 0; i < b.length(); i++) a2[b[i] - 'a']++;
  for (i = 0; i < c.length(); i++) a3[c[i] - 'a']++;
  int sum = 999999;
  for (i = 0; i < 26; i++) {
    if (a2[i]) sum = min(sum, a1[i] / a2[i]);
  }
  for (i = 0; i <= sum; i++) {
    int val = 999999;
    for (int j = 0; j < 26; j++) {
      if (a3[j]) val = min(val, (a1[j] - a2[j] * i) / a3[j]);
    }
    if (i + val > ansa + ansb) {
      ansa = i;
      ansb = val;
    }
  }
  for (i = 0; i < ansa; i++) cout << b;
  for (i = 0; i < ansb; i++) cout << c;
  for (i = 0; i < 26; i++)
    for (int j = 0; j < a1[i] - a2[i] * ansa - a3[i] * ansb; j++)
      cout << (char)(i + 'a');
  cout << endl;
  return 0;
}
