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#include <bits/stdc++.h>
using namespace std;
int main() {
  char a[100005], b[100005], c[100005];
  long long int cnta[26] = {0}, i, j;
  long long int cntb[26] = {0};
  long long int cntc[26] = {0};
  cin >> a >> b >> c;
  long long int len1, len2, len3;
  len1 = strlen(a);
  len2 = strlen(b);
  len3 = strlen(c);
  for (i = 0; i < len1; i++) cnta[a[i] - 'a']++;
  for (i = 0; i < len2; i++) cntb[b[i] - 'a']++;
  for (i = 0; i < len3; i++) cntc[c[i] - 'a']++;
  long long int m = INT_MAX, n = INT_MAX;
  while (1) {
    for (i = 0; i < len2; i++) {
      m = min(m, cnta[b[i] - 'a'] / cntb[b[i] - 'a']);
    }
    for (i = 0; i < len3; i++) {
      n = min(n, cnta[c[i] - 'a'] / cntc[c[i] - 'a']);
    }
    if (m == 0 && n == 0) break;
    if (m > n) {
      for (i = 0; i < len2; i++) {
        printf("%c", b[i]);
        cnta[b[i] - 'a']--;
      }
    } else {
      for (i = 0; i < len3; i++) {
        printf("%c", c[i]);
        cnta[c[i] - 'a']--;
      }
    }
  }
  for (i = 0; i < 26; i++) {
    for (j = 0; j < cnta[i]; j++) printf("%c", i + 97);
  }
  return 0;
}
