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#include <bits/stdc++.h>
using namespace std;
const double pi = acos(-1.0);
const int MAXN = 100005;
string a, b, c;
int cntA[128], cntB[128], cntC[128];
void count(string &s, int cnt[128]) {
  for (int i = 0; i < 128; i++) {
    cnt[i] = 0;
  }
  for (size_t i = 0; i < s.size(); i++) {
    cnt[(int)s[i]]++;
  }
}
void solve() {
  count(a, cntA);
  count(b, cntB);
  count(c, cntC);
  int memB = 0, memC = 0;
  bool good = true;
  for (int numB = 0; numB <= (int)(a.size() / b.size()) && good; numB++) {
    int numC = MAXN;
    for (int x = 'a'; x <= 'z'; x++) {
      int numX = cntB[x] * numB;
      if (numX > cntA[x]) {
        good = false;
        break;
      }
      if (cntC[x]) {
        numC = min(numC, (cntA[x] - numX) / cntC[x]);
      }
    }
    if (good && numB + numC > memB + memC) {
      memB = numB;
      memC = numC;
    }
  }
  for (int x = 'a'; x <= 'z'; x++) {
    cntA[x] -= memB * cntB[x] + memC * cntC[x];
  }
  for (int i = 0; i < memB; i++) {
    cout << b;
  }
  for (int i = 0; i < memC; i++) {
    cout << c;
  }
  for (int x = 'a'; x <= 'z'; x++) {
    for (int i = 0; i < cntA[x]; i++) {
      cout << char(x);
    }
  }
  cout << endl;
}
int main() {
  ios_base::sync_with_stdio(false);
  while (cin >> a >> b >> c) {
    solve();
  }
}
