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#include <bits/stdc++.h>
using namespace std;
int main() {
  int arr_a[26], arr_b[26], arr_c[26];
  memset(arr_c, 0, sizeof(arr_c));
  memset(arr_b, 0, sizeof(arr_b));
  memset(arr_a, 0, sizeof(arr_a));
  char a[10005], b[10005], c[10005];
  scanf("%s%s%s", a, b, c);
  for (int i = 0; a[i] != '\0'; ++i) arr_a[a[i] - 'a']++;
  for (int i = 0; b[i] != '\0'; ++i) arr_b[b[i] - 'a']++;
  for (int i = 0; c[i] != '\0'; ++i) arr_c[c[i] - 'a']++;
  int mmin = 10005;
  int ans(0), ans1, ans2;
  for (int i = 0; i != 26; ++i) {
    if (arr_b[i] != 0) {
      mmin = min(mmin, arr_a[i] / arr_b[i]);
    }
  }
  for (int i = 1; i <= mmin; ++i) {
    int mmin2 = 10005;
    int temarr[26];
    for (int j = 0; j < 26; ++j) temarr[j] = arr_a[j];
    for (int j = 0; j < 26; ++j) {
      temarr[j] -= i * arr_b[j];
    }
    for (int j = 0; j < 26; ++j) {
      if (arr_c[j] != 0) {
        mmin2 = min(mmin2, temarr[j] / arr_c[j]);
      }
    }
    if (i + mmin2 > ans) {
      ans = i + mmin2;
      ans1 = i;
      ans2 = mmin2;
    }
  }
  for (int i = 0; i < ans1; ++i) {
    for (int j = 0; b[j] != '\0'; ++j) printf("%c", b[j]);
  }
  for (int i = 0; i < ans2; ++i) {
    for (int j = 0; c[j] != '\0'; ++j) printf("%c", c[j]);
  }
  for (int i = 0; i < 26; ++i) {
    for (int k = 0; k < arr_a[i] - (ans1 * arr_b[i]) - (ans2 * arr_c[i]); ++k)
      printf("%c", 'a' + i);
  }
}
