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#include <bits/stdc++.h>
using namespace std;
string a, b, c;
int s, k, mx, mi, mz, lb, lc, sa[30], sb[30], sc[30], st[30];
int f(int p[], int q[]) {
  int i, mn = 9e9;
  for (i = 0; i < 26; i++) {
    if (q[i] != 0 && p[i] / q[i] < mn) mn = p[i] / q[i];
  }
  return mn;
}
int main() {
  int i, j, z;
  cin >> a >> b >> c;
  lb = b.size();
  lc = c.size();
  for (i = 0; a[i]; i++) sa[a[i] - 'a']++;
  for (i = 0; b[i]; i++) sb[b[i] - 'a']++;
  for (i = 0; c[i]; i++) sc[c[i] - 'a']++;
  k = f(sa, sb);
  for (i = k; i >= 0; i--) {
    s = i * lb;
    for (j = 0; j < 26; j++) st[j] = sa[j] - sb[j] * i;
    z = f(st, sc);
    s += z * lc;
    if (s > mx) {
      mx = s;
      mi = i;
      mz = z;
    }
  }
  for (i = 0; i < mi; i++) cout << b;
  for (i = 0; i < mz; i++) cout << c;
  for (i = 0; i < 26; i++) st[i] = sa[i] - sb[i] * mi - sc[i] * mz;
  for (i = 0; i < 26; i++) {
    for (j = 0; j < st[i]; j++) {
      printf("%c", i + 'a');
    }
  }
}
