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#include <bits/stdc++.h>
using namespace std;
template <typename A, typename B>
int print_value(A title, B val) {
  cout << title << " = " << val << "\n";
  return 1;
}
int break_point() {
  char c;
  while ((c = getchar()) != '\n')
    ;
  return 0;
}
template <typename A>
int logg(A v) {
  cout << v << "\n";
  return 0;
}
void run();
int main() {
  srand(time(NULL));
  do {
    run();
    if (0) {
      0 ? printf("-------------------------------\n") : 0;
      0 ? printf("-------------------------------\n") : 0;
    }
  } while (0);
  return 0;
}
int ad[26], bd[26], cd[26];
char a[100005], b[100005], c[100005];
void run() {
  scanf("%s", a);
  int al = strlen(a);
  scanf("%s", b);
  int bl = strlen(b);
  scanf("%s", c);
  int cl = strlen(c);
  for (int i = 0; i < al; i++) ad[a[i] - 'a']++;
  for (int i = 0; i < bl; i++) bd[b[i] - 'a']++;
  for (int i = 0; i < cl; i++) cd[c[i] - 'a']++;
  int bn = INT_MAX;
  int rb = 0, rc = 0;
  for (int i = 0; i < 26; i++) {
    if (bd[i]) bn = min(bn, ad[i] / bd[i]);
  }
  for (int i = 0; i <= bn; i++) {
    int cn = INT_MAX;
    for (int j = 0; j < 26; j++) {
      int d = ad[j] - i * bd[j];
      if (cd[j]) cn = min(cn, d / cd[j]);
    }
    if (i + cn > rb + rc) {
      rb = i;
      rc = cn;
    }
  }
  for (int i = 0; i < 26; i++) {
    ad[i] -= rb * bd[i];
    ad[i] -= rc * cd[i];
  }
  for (int i = 0; i < rb; i++) printf("%s", b);
  for (int i = 0; i < rc; i++) printf("%s", c);
  for (int i = 0; i < 26; i++) {
    for (int j = 0; j < ad[i]; j++) putchar('a' + i);
  }
  putchar('\n');
}
