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#include <bits/stdc++.h>
using namespace std;
long long w, m, sz, i, n, k, j;
string aa, bb, cc;
long long a[500], d[500], b[500], c[500];
int main() {
  cin >> aa >> bb >> cc;
  for (i = 0; i < aa.size(); i++) a[aa[i]]++;
  for (i = 0; i < bb.size(); i++) b[bb[i]]++;
  for (i = 0; i < cc.size(); i++) c[cc[i]]++;
  long long min1 = ((long long)1e+15);
  for (i = 'a'; i <= 'z'; i++)
    if (b[i] != 0) min1 = min(min1, a[i] / b[i]);
  n = min1;
  long long max1 = -1;
  for (i = 0; i <= n; i++) {
    for (j = 'a'; j <= 'z'; j++) d[j] = a[j] - b[j] * i;
    long long tmp = ((long long)1e+15);
    for (j = 'a'; j <= 'z'; j++)
      if (c[j] != 0) tmp = min(tmp, d[j] / c[j]);
    if (i + tmp > max1) {
      max1 = i + tmp;
      k = i;
      m = tmp;
    }
  }
  for (i = 'a'; i <= 'z'; i++) a[i] -= b[i] * k;
  for (i = 'a'; i <= 'z'; i++) a[i] -= c[i] * m;
  for (i = 0; i < k; i++) cout << bb;
  for (i = 0; i < m; i++) cout << cc;
  for (i = 'a'; i <= 'z'; i++)
    for (j = 0; j < a[i]; j++) cout << (char)i;
  cout << endl;
  return 0;
}
