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#include <bits/stdc++.h>
using namespace std;
template <class T>
inline void remax(T& A, T B) {
  if (A < B) A = B;
}
template <class T>
inline void remin(T& A, T B) {
  if (A > B) A = B;
}
string ToString(long long num) {
  string ret;
  do {
    ret += ((num % 10) + '0');
    num /= 10;
  } while (num);
  reverse(ret.begin(), ret.end());
  return ret;
}
long long ToNumber(string s) {
  long long r = 0, p = 1;
  for (int i = s.size() - 1; i >= 0; --i) r += (s[i] - '0') * p, p *= 10;
  return r;
}
long long Gcd(long long a, long long b) {
  while (a %= b ^= a ^= b ^= a)
    ;
  return b;
}
long long Power(long long base, long long power) {
  long long ret = 1;
  while (power) {
    if (power & 1) ret *= base;
    power >>= 1;
    base *= base;
  }
  return ret;
}
long long PowerMod(long long base, long long power, long long mod) {
  if (!power) return 1;
  if (power & 1) return (base * PowerMod(base, power - 1, mod)) % mod;
  return PowerMod((base * base) % mod, power >> 1, mod);
}
int Log(long long num, long long base) {
  int ret = 0;
  while (num) {
    ++ret;
    num /= base;
  }
  return ret;
}
int Count(long long mask) {
  int ret = 0;
  while (mask) {
    if (mask & 1) ++ret;
    mask >>= 1;
  }
  return ret;
}
inline void run() {
  string a, b, c, ans;
  int arr1[26] = {};
  int arr2[26] = {};
  int arr3[26] = {};
  int sz1, sz2, sz3, x = 1000000000, y = 1000000000;
  cin >> a >> b >> c;
  sz1 = (int)a.size();
  sz2 = (int)b.size();
  sz3 = (int)c.size();
  for (int i = 0; i < sz1; ++i) ++arr1[a[i] - 'a'];
  for (int i = 0; i < sz2; ++i) ++arr2[b[i] - 'a'];
  for (int i = 0; i < sz3; ++i) ++arr3[c[i] - 'a'];
  for (int i = 0; i < 26; ++i)
    if (arr1[i] < arr2[i])
      x = 0;
    else if (arr2[i])
      remin(x, arr1[i] / arr2[i]);
  for (int i = 0; i < 26; ++i)
    if (arr1[i] < arr3[i])
      y = 0;
    else if (arr3[i])
      remin(y, arr1[i] / arr3[i]);
  if (x < y) {
    swap(x, y);
    swap(b, c);
    swap(sz2, sz3);
    swap(arr2, arr3);
  }
  while (x--) {
    for (int i = 0; i < sz2; ++i) --arr1[b[i] - 'a'];
    ans += b;
  }
  y == 1000000000;
  for (int i = 0; i < 26; ++i)
    if (arr1[i] < arr3[i])
      y = 0;
    else if (arr3[i])
      remin(y, arr1[i] / arr3[i]);
  while (y--) {
    for (int i = 0; i < sz3; ++i) --arr1[c[i] - 'a'];
    ans += c;
  }
  for (int i = 0; i < 26; ++i)
    while (arr1[i]--) ans += (i + 'a');
  cout << ans << endl;
}
int main() {
  run();
  return 0;
}
