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#include <bits/stdc++.h>
using namespace std;
const int N = 211111;
int f['z' + 1], f1['z' + 1], f2['z' + 1], tmp['z' + 1];
char s[N], a[N], b[N];
string ans;
char buf[1] = "";
void cal(char *a, char *b, string &ans) {
  ans = string("");
  memset(f, 0, sizeof f);
  memset(f1, 0, sizeof f1);
  memset(f2, 0, sizeof f2);
  int len = strlen(s);
  for (int i = 0; i < len; i++) f[s[i]]++;
  memcpy(tmp, f, sizeof f);
  len = strlen(a);
  for (int i = 0; i < len; i++) f1[a[i]]++;
  len = strlen(b);
  for (int j = 0; j < len; j++) f2[b[j]]++;
  int t1 = N;
  for (char c = 'a'; c <= 'z'; c++)
    if (f1[c] != 0) t1 = min(t1, f[c] / f1[c]);
  int m = t1, t2 = 0;
  for (int i = 0; i <= t1; i++) {
    int t = t1;
    memcpy(f, tmp, sizeof tmp);
    for (char ch = 'a'; ch <= 'z'; ch++) f[ch] -= i * f1[ch];
    for (char ch = 'a'; ch <= 'z'; ch++)
      if (f2[ch] != 0) t = min(t, f[ch] / f2[ch]);
    if (t + i > m) {
      m = t + i;
      t2 = t;
    }
  }
  memcpy(f, tmp, sizeof tmp);
  for (int i = 0; i < m - t2; i++) ans.append(a);
  for (int j = 0; j < t2; j++) ans.append(b);
  for (char ch = 'a'; ch <= 'z'; ch++) f[ch] -= t2 * f2[ch] + (m - t2) * f1[ch];
  for (char ch = 'a'; ch <= 'z'; ch++)
    while (f[ch]) {
      buf[0] = ch;
      ans.append(buf);
      f[ch]--;
    }
}
int main() {
  scanf("%s%s%s", s, a, b);
  int len;
  cal(a, b, ans);
  printf("%s\n", ans.c_str());
  return 0;
}
