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#include <bits/stdc++.h>
using namespace std;
int main() {
  ios::sync_with_stdio(false);
  string base;
  string a, b;
  cin >> base >> a >> b;
  long long baseCnt[26];
  long long aCnt[26];
  long long bCnt[26];
  fill(baseCnt, baseCnt + 26, 0);
  fill(aCnt, aCnt + 26, 0);
  fill(bCnt, bCnt + 26, 0);
  for (char c : base) ++baseCnt[c - 'a'];
  for (char c : a) ++aCnt[c - 'a'];
  for (char c : b) ++bCnt[c - 'a'];
  long long aNeed = 0;
  long long bNeed = 0;
  for (long long i = 0; i <= 100000; ++i) {
    bool possible = true;
    long long left = 1000000000;
    for (int j = 0; j < 26; ++j) {
      if (aCnt[j] * i > baseCnt[j]) possible = false;
      if (bCnt[j]) left = min(left, (baseCnt[j] - aCnt[j] * i) / bCnt[j]);
    }
    if (!possible) continue;
    if (i + left > aNeed + bNeed) {
      aNeed = i;
      bNeed = left;
    }
  }
  for (int i = 0; i < aNeed; ++i) cout << a;
  for (int i = 0; i < bNeed; ++i) cout << b;
  for (int i = 0; i < 26; ++i) {
    for (int j = 0; j < baseCnt[i] - aNeed * aCnt[i] - bNeed * bCnt[i]; ++j) {
      cout << (char)('a' + i);
    }
  }
  cout << endl;
}
