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#include <bits/stdc++.h>
using namespace std;
int main() {
  int outa = 100005, outb = 100005, max;
  char a[100005], b[100005], c[100005];
  scanf("%s %s %s", a, b, c);
  int counta[26] = {0}, countb[26] = {0}, countc[26] = {0};
  for (int i = 0; a[i] != '\0'; ++i) counta[a[i] - 'a']++;
  for (int i = 0; b[i] != '\0'; ++i) countb[b[i] - 'a']++;
  for (int i = 0; c[i] != '\0'; ++i) countc[c[i] - 'a']++;
  for (int i = 0; i < 26; ++i)
    if (countb[i] > 0) outa = min(outa, counta[i] / countb[i]);
  for (int i = 0; i < 26; ++i)
    if (countc[i] > 0)
      outb = min(outb, (counta[i] - outa * countb[i]) / countc[i]);
  while (outa > 0) {
    int temp = 100005;
    for (int i = 0; i < 26; ++i)
      if (countc[i] > 0)
        temp = min(temp, (counta[i] - (outa - 1) * countb[i]) / countc[i]);
    if (temp >= outb + 1) {
      outb = temp;
      outa--;
    } else
      break;
  }
  for (int i = 0; i < 26; ++i)
    counta[i] = counta[i] - (outa * countb[i]) - (outb * countc[i]);
  while (outa > 0) {
    printf("%s", b);
    outa--;
  }
  while (outb > 0) {
    printf("%s", c);
    outb--;
  }
  for (int i = 0; i < 26; ++i) {
    while (counta[i] > 0) {
      printf("%c", 'a' + i);
      counta[i]--;
    }
  }
  printf("\n");
  return 0;
}
