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#include <bits/stdc++.h>
using namespace std;
char a[100010], b[100010], c[100010];
int a_letter[26], b_letter[26], c_letter[26], common_letter[26], tmp_letter[26];
int main(void) {
  cin >> a >> b >> c;
  for (int i = 0; i < strlen(a); ++i) {
    a_letter[a[i] - 'a']++;
  }
  for (int i = 0; i < strlen(b); ++i) {
    b_letter[b[i] - 'a']++;
  }
  for (int i = 0; i < strlen(c); ++i) {
    c_letter[c[i] - 'a']++;
  }
  for (int i = 0; i < 26; ++i) {
    common_letter[i] = min(b_letter[i], c_letter[i]);
  }
  int tmp = 100010;
  for (int i = 0; i < 26; ++i) {
    if (common_letter[i] != 0) {
      tmp = min(a_letter[i] / common_letter[i], tmp);
    }
  }
  int b_num = 0, c_num = 0, sum;
  for (sum = tmp; sum >= 0; sum--) {
    b_num = c_num = 100010;
    for (int i = 0; i < 26; ++i) {
      tmp_letter[i] = a_letter[i] - sum * common_letter[i];
    }
    for (int i = 0; i < 26; ++i) {
      int tmp = b_letter[i] - common_letter[i];
      if (tmp != 0) {
        b_num = min(b_num, tmp_letter[i] / tmp);
      }
      tmp = c_letter[i] - common_letter[i];
      if (tmp != 0) {
        c_num = min(c_num, tmp_letter[i] / tmp);
      }
    }
    if (b_num + c_num >= sum) {
      break;
    }
  }
  for (int i = 0; i < b_num; ++i) {
    cout << b;
  }
  for (int i = 0; i < c_num; ++i) {
    cout << c;
  }
  for (int i = 0; i < 26; ++i) {
    a_letter[i] -= (b_letter[i] * b_num + c_letter[i] * c_num);
    char ch = 'a' + i;
    for (int j = 0; j < a_letter[i]; ++j) cout << ch;
  }
  return 0;
}
