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#include <bits/stdc++.h>
using namespace std;
int A[500], B[500], C[500];
int _A[500];
void build_temp() {
  for (int i = 'a'; i <= 'z'; i++) _A[i] = A[i];
}
void remover_b(int k) {
  build_temp();
  for (int i = 'a'; i <= 'z'; i++) _A[i] -= k * B[i];
}
void remover_c(int k) {
  for (int i = 'a'; i <= 'z'; i++) _A[i] -= k * C[i];
}
bool can_b(int k) {
  remover_b(k);
  for (int i = 'a'; i <= 'z'; i++)
    if (_A[i] < 0) return false;
  return true;
}
int cont_c() {
  int mn = 1000000010;
  for (int i = 'a'; i <= 'z'; i++)
    if (C[i] != 0) mn = min(mn, _A[i] / C[i]);
  return mn;
}
int main() {
  string a, b, c;
  cin >> a >> b >> c;
  for (int i = 0; i < a.size(); i++) A[a[i]]++;
  for (int i = 0; i < b.size(); i++) B[b[i]]++;
  for (int i = 0; i < c.size(); i++) C[c[i]]++;
  int b_n = 0;
  int mx_b_n = -1;
  int mx_c_n = -1;
  while (can_b(b_n)) {
    int c_n = cont_c();
    if (mx_b_n == -1 && mx_c_n == -1) {
      mx_c_n = c_n;
      mx_b_n = b_n;
    } else if (mx_c_n + mx_b_n < c_n + b_n) {
      mx_c_n = c_n;
      mx_b_n = b_n;
    }
    b_n++;
  }
  for (int i = 0; i < mx_b_n; i++) cout << b;
  for (int i = 0; i < mx_c_n; i++) cout << c;
  remover_b(mx_b_n);
  remover_c(mx_c_n);
  for (int i = 'a'; i <= 'z'; i++)
    if (_A[i] > 0)
      for (int j = 0; j < _A[i]; j++) cout << ((char)i);
  cout << endl;
  return 0;
}
