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#include <bits/stdc++.h>
using namespace std;
const long long N = 2e5;
const long long INF = 1e8;
const long long MOD = 1000000007;
long long a[N], b[N], c[N], d[N], e[N];
int main() {
  ios::sync_with_stdio(false);
  ifstream inf("input.txt");
  string s, s1, s2;
  cin >> s;
  long long l = s.size();
  for (int i = 0; i < l; i++) a[s[i] - 'a' + 1]++;
  cin >> s1;
  long long l1 = s1.size();
  for (int i = 0; i < l1; i++) b[s1[i] - 'a' + 1]++;
  cin >> s2;
  long long l2 = s2.size();
  for (int i = 0; i < l2; i++) c[s2[i] - 'a' + 1]++;
  long long mx = -1, b1, c1;
  for (int i = 1; i <= 1e5; i++) {
    long long f = 0;
    for (int j = 1; j <= 26; j++) {
      d[j] = a[j] - (b[j] * i);
      if (d[j] < 0) f = 1;
    }
    if (f) break;
    long long mi = INF;
    for (int j = 1; j <= 26; j++)
      if (c[j] != 0) mi = min(mi, d[j] / c[j]);
    if (mi + i > mx) {
      mx = mi + i;
      b1 = i;
      c1 = mi;
      for (int i = 1; i <= 26; i++) e[i] = d[i] - (c[i] * c1);
    }
  }
  if (mx == -1)
    cout << s;
  else {
    for (int i = 1; i <= b1; i++) cout << s1;
    for (int i = 1; i <= c1; i++) cout << s2;
    for (int i = 1; i <= 26; i++)
      for (int j = 1; j <= e[i]; j++) cout << char('a' + i - 1);
  }
}
