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#include <bits/stdc++.h>
using namespace std;
long long n;
map<char, long long> aa, bb, cc;
string a, b, c;
bool prov(long long x, long long y) {
  bool flag = 0;
  for (map<char, long long>::iterator p = bb.begin(); p != bb.end(); p++) {
    if (x * p->second + y * cc[p->first] > aa[p->first]) {
      flag = 1;
      break;
    }
  }
  for (map<char, long long>::iterator p = cc.begin(); p != cc.end(); p++) {
    if (y * p->second + x * bb[p->first] > aa[p->first]) {
      flag = 1;
      break;
    }
  }
  if (!flag) return true;
  return false;
}
long long find_1(int k, int l = 0, int r = 100001) {
  while (l + 1 < r) {
    long long cur = (l + r) / 2;
    if (prov(k, cur))
      l = cur;
    else
      r = cur;
  }
  if (prov(k, l))
    return l;
  else
    return -1;
}
void find_2() {
  long long l = 0, r = 100000;
  long long ans = 0;
  for (int i = 0; i < a.size() / b.size() + 1; i++) {
    long long t = find_1(i);
    if (t >= 0 && i + t > ans) l = i, ans = i + t;
  }
  for (int i = 0; i < l; i++) cout << b;
  for (int i = 0; i < ans - l; i++) cout << c;
  for (map<char, long long>::iterator p = aa.begin(); p != aa.end(); p++) {
    for (int i = 0; i < p->second - bb[p->first] * l - cc[p->first] * (ans - l);
         i++)
      cout << p->first;
  }
}
int main() {
  cin >> a >> b >> c;
  for (int i = 0; i < a.size(); i++) {
    aa[a[i]]++;
  }
  for (int i = 0; i < b.size(); i++) {
    bb[b[i]]++;
  }
  for (int i = 0; i < c.size(); i++) {
    cc[c[i]]++;
  }
  find_2();
  return 0;
}
