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#include <bits/stdc++.h>
using namespace std;
int ca[26], cb[26], cc[26];
int check(int *x, int *y) {
  int c = 999999;
  for (int i = 0; i < 26; i++) {
    if (y[i] > 0 && x[i] == 0) return 0;
    if (y[i] > 0) {
      int t = x[i] / y[i];
      c = min(c, t);
    }
  }
  return c;
}
void cut(int *x, int *y) {
  for (int i = 0; i < 26; i++) x[i] -= y[i];
}
int main() {
  string a, b, c;
  cin >> a >> b >> c;
  for (int i = 0; a[i]; i++) ca[a[i] - 'a']++;
  for (int i = 0; b[i]; i++) cb[b[i] - 'a']++;
  for (int i = 0; c[i]; i++) cc[c[i] - 'a']++;
  string sol = "";
  while (1) {
    int t1 = check(ca, cb);
    int t2 = check(ca, cc);
    if (!t1 && !t2) break;
    if (t1 > t2) {
      sol += b;
      cut(ca, cb);
    } else {
      sol += c;
      cut(ca, cc);
    }
  }
  for (int i = 0; i < 26; i++)
    while (ca[i]) {
      sol += ('a' + i);
      ca[i]--;
    }
  cout << sol << endl;
  return 0;
}
