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#include <bits/stdc++.h>
using namespace std;
int a[(30)], b[(30)], c[(30)];
int main(void) {
  ios_base::sync_with_stdio(false);
  cin.tie(NULL);
  string stra, strb, strc;
  cin >> stra >> strb >> strc;
  for (int i = 0; i < stra.size(); i++) a[stra[i] - 'a']++;
  for (int i = 0; i < strb.size(); i++) b[strb[i] - 'a']++;
  for (int i = 0; i < strc.size(); i++) c[strc[i] - 'a']++;
  int maxb = (0x3f3f3f3f), maxc = (0x3f3f3f3f);
  for (int i = 0; i < (30); i++)
    if (b[i]) maxb = min(maxb, a[i] / b[i]);
  for (int i = 0; i < (30); i++)
    if (c[i]) maxc = min(maxc, a[i] / c[i]);
  string f, s;
  int *vf, *vs;
  int maxf, maxs;
  if (maxb > maxc) {
    f = strb, s = strc;
    vf = b, vs = c;
    maxf = maxb, maxs = maxc;
  } else {
    f = strc, s = strb;
    vf = c, vs = b;
    maxf = maxc, maxs = maxb;
  }
  for (int i = 0; i < maxf; i++) cout << f;
  for (int i = 0; i < (30); i++)
    if (vf[i]) a[i] -= maxf * vf[i];
  for (int i = 0; i < (30); i++)
    if (vs[i]) maxs = min(maxs, a[i] / vs[i]);
  for (int i = 0; i < maxs; i++) cout << s;
  for (int i = 0; i < (30); i++)
    if (vs[i]) a[i] -= maxs * vs[i];
  for (int i = 0; i < (30); i++)
    for (; a[i]; a[i]--) cout << char('a' + i);
  return (0);
}
