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#include <bits/stdc++.h>
using namespace std;
string a, b, c;
int a1[26] = {0}, b1[26] = {0}, c1[26] = {0};
int counterab = 100001;
int counterac = 100001;
int main() {
  cin >> a;
  cin >> b;
  cin >> c;
  int i;
  for (i = 0; i < a.size(); i++) {
    a1[a[i] - 'a']++;
  }
  for (i = 0; i < b.size(); i++) {
    b1[b[i] - 'a']++;
  }
  for (i = 0; i < c.size(); i++) {
    c1[c[i] - 'a']++;
  }
  for (i = 0; i < 26; i++) {
    if (b1[i] != 0) {
      int temp = a1[i] / b1[i];
      if (temp < counterab) counterab = temp;
    }
  }
  for (i = 0; i < 26; i++) {
    a1[i] -= b1[i] * counterab;
  }
  for (i = 0; i < 26; i++) {
    if (c1[i] != 0) {
      int temp = a1[i] / c1[i];
      if (temp < counterac) counterac = temp;
    }
  }
  for (i = 0; i < 26; i++) {
    a1[i] -= c1[i] * counterac;
  }
  if (counterab != 0) {
    for (i = 0; i < counterab; i++) {
      cout << b;
    }
  }
  if (counterac != 0) {
    for (i = 0; i < counterac; i++) {
      cout << c;
    }
  }
  for (i = 0; i < 26; i++) {
    for (int j = 1; j <= a1[i]; j++) {
      if (a1[i] != 0) {
        printf("%c", i + 'a');
      }
    }
  }
  printf("\n");
}
