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#include <bits/stdc++.h>
using namespace std;
int main() {
  string S, A, B;
  int s[27] = {0}, a[27] = {0}, b[27] = {0};
  cin >> S >> A >> B;
  for (auto it : S) s[it - 'a']++;
  for (auto it : A) a[it - 'a']++;
  for (auto it : B) b[it - 'a']++;
  int foo = INT_MAX, bar = 0;
  for (int i = 0; i < 26; i++)
    if (a[i]) foo = min(foo, s[i] / a[i]);
  int T = foo;
  for (int i = 0; i <= T; i++) {
    int temp = INT_MAX;
    for (int j = 0; j < 26; j++)
      if (b[j]) temp = min(temp, (s[j] - a[j] * i) / b[j]);
    if (i + temp > foo + bar) foo = i, bar = temp;
  }
  for (int i = 0; i < foo; i++) cout << A;
  for (int i = 0; i < 26; i++) s[i] -= foo * a[i];
  for (int i = 0; i < bar; i++) cout << B;
  for (int i = 0; i < 26; i++) s[i] -= bar * b[i];
  for (int i = 0; i < 26; i++)
    for (int j = 0; j < s[i]; j++) cout << (char)(i + 'a');
  cout << endl;
}
