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#include <bits/stdc++.h>
using namespace std;
int main(void) {
  int mb = 0, mc = 0;
  string a, b, c;
  map<char, int> ca, cb, cc;
  cin >> a;
  cin >> b;
  cin >> c;
  for (char i = 'a'; i <= 'z'; i++) {
    ca[i] = 0;
    cb[i] = 0;
    cc[i] = 0;
  }
  for (int i = 0; i < (int)(a.length()); ++i) ca[a[i]]++;
  for (int i = 0; i < (int)(b.length()); ++i) cb[b[i]]++;
  for (int i = 0; i < (int)(c.length()); ++i) cc[c[i]]++;
  int ab = 1000000, answer = 0, ansb = 0, ansc = 0;
  for (char i = 'a'; i <= 'z'; i++) {
    if (cb[i] > 0) {
      ab = min(ab, ca[i] / cb[i]);
    }
  }
  for (int bs = ab; bs >= 0; bs--) {
    int ac = 1000000;
    for (char i = 'a'; i <= 'z'; i++) {
      if (cc[i] > 0) {
        ac = min(ac, (ca[i] - bs * cb[i]) / cc[i]);
      }
    }
    if (bs + ac > answer) {
      answer = bs + ac;
      ansb = bs;
      ansc = ac;
    }
  }
  for (int i = 0; i < (int)(ansb); ++i) {
    for (char c = 'a'; c <= 'z'; c++) {
      ca[c] -= cb[c];
    }
    cout << b;
  }
  for (int i = 0; i < (int)(ansc); ++i) {
    for (char c = 'a'; c <= 'z'; c++) {
      ca[c] -= cc[c];
    }
    cout << c;
  }
  for (char i = 'a'; i <= 'z'; i++) {
    for (int j = 0; j < (int)(ca[i]); ++j) cout << i;
  }
  return 0;
}
