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#include <bits/stdc++.h>
using namespace std;
long long a[100], b[100], c[100];
int main() {
  string s1, s2, s3;
  cin >> s1;
  cin >> s2;
  cin >> s3;
  for (int i = 0; i < s1.size(); ++i) {
    ++a[s1[i] - 'a'];
  }
  for (int i = 0; i < s2.size(); ++i) {
    ++b[s2[i] - 'a'];
  }
  for (int i = 0; i < s3.size(); ++i) {
    ++c[s3[i] - 'a'];
  }
  long long ans = 0, ansn = 0, ansm = 0;
  for (long long i = 0; i <= s1.size(); ++i) {
    bool f = true;
    long long m = s1.size();
    for (int j = 0; j < 26; ++j) {
      if (b[j] * i > a[j]) {
        f = false;
      } else {
        if (c[j] > 0) {
          m = min(m, (long long)(a[j] - b[j] * i) / c[j]);
        }
      }
    }
    if (f) {
      if (ans < i + m) {
        ansn = i;
        ansm = m;
        ans = i + m;
      }
    }
  }
  for (long long i = 0; i < ansn; ++i) {
    cout << s2;
  }
  for (long long i = 0; i < ansm; ++i) {
    cout << s3;
  }
  for (int i = 0; i < 26; ++i) {
    for (long long j = 0; j < a[i] - b[i] * ansn - c[i] * ansm; ++j) {
      cout << ((char)(i + 'a'));
    }
  }
  cout << endl;
  return 0;
}
