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#include <bits/stdc++.h>
using namespace std;
string a, b, c, str1, str2;
int alp[29];
void setal() {
  memset(alp, 0, sizeof alp);
  for (int i = 0; i < a.length(); i++) alp[a[i] - 'a']++;
}
int32_t main() {
  while (cin >> a >> b >> c) {
    int A = 0, B = 0;
    setal();
    for (int i = 1; i <= 300005; i++) {
      bool f = true;
      for (int j = 0; j < b.length(); j++) {
        if (alp[b[j] - 'a'] == 0) {
          f = false;
          break;
        }
        alp[b[j] - 'a']--;
      }
      if (f) {
        A++;
        str1 += b;
      } else {
        for (int j = 0; j < 26; j++)
          while (alp[j]--) str1 += (j + 'a');
        break;
      }
    }
    setal();
    for (int i = 1; i <= 300005; i++) {
      bool f = true;
      for (int j = 0; j < c.length(); j++) {
        if (alp[c[j] - 'a'] == 0) {
          f = false;
          break;
        }
        alp[c[j] - 'a']--;
      }
      if (f) {
        B++;
        str2 += c;
      } else {
        for (int j = 0; j < 26; j++)
          while (alp[j]--) str2 += (j + 'a');
        break;
      }
    }
    if (A >= B)
      cout << str1 << endl;
    else
      cout << str2 << endl;
    str1.clear();
    str2.clear();
  }
  return 0;
}
