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#include <bits/stdc++.h>
using namespace std;
int c1[200];
int c2[200];
int c3[200];
int main() {
  string a, b, c;
  cin >> a >> b >> c;
  for (int i = 0; i < 200; i++) c1[i] = c2[i] = c3[i] = 0;
  for (int i = 0; i < a.size(); i++) c1[a[i]]++;
  for (int i = 0; i < b.size(); i++) c2[b[i]]++;
  for (int i = 0; i < c.size(); i++) c3[c[i]]++;
  int aux[200];
  for (int i = 'a'; i <= 'z'; i++) {
    aux[i] = c1[i];
  }
  int t1 = 0, t2 = 0;
  int ans1 = 0, ans2 = 0;
  int best = 0;
  bool stop = false;
  while (true) {
    t2 = INT_MAX;
    for (int i = 'a'; i <= 'z'; i++) {
      if (c3[i] != 0) t2 = min(t2, aux[i] / c3[i]);
    }
    if (t1 + t2 > ans1 + ans2) {
      ans1 = t1;
      ans2 = t2;
    }
    for (int i = 'a'; i <= 'z'; i++) {
      if (c2[i] > aux[i]) {
        stop = true;
        break;
      }
      aux[i] -= c2[i];
    }
    if (stop) break;
    t1++;
  }
  for (int i = 'a'; i <= 'z'; i++) {
    c1[i] -= ans1 * c2[i];
    c1[i] -= ans2 * c3[i];
    for (int k = 0; k < c1[i]; k++) printf("%c", (char)i);
  }
  for (int i = 0; i < ans1; i++) cout << b;
  for (int i = 0; i < ans2; i++) cout << c;
  cout << endl;
}
