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#include <bits/stdc++.h>
using namespace std;
const long long A = 100000000000000LL, N = 228228;
string a, b, c;
long long o[3], ok, _k[2] = {A, A}, d[4][26], i, j, n, m, r, k[2] = {A, A};
int main() {
  cin >> a >> b >> c, n = a.size(), m = b.size(), r = c.size();
  for (i = 0; i < n; i++) d[0][a[i] - 'a']++;
  for (i = 0; i < 26; i++) d[3][i] = d[0][i];
  for (i = 0; i < m; i++) d[1][b[i] - 'a']++;
  for (i = 0; i < r; i++) d[2][c[i] - 'a']++;
  for (i = 0; i < 26; i++)
    if (d[1][i]) k[0] = min(k[0], d[0][i] / d[1][i]);
  for (i = 0; i < 26; i++)
    if (d[2][i]) k[1] = min(k[1], d[0][i] / d[2][i]);
  for (i = 0; i <= k[0]; i++) {
    ok = 1;
    for (j = 0; j < 26; j++)
      if (d[0][j] < 0) ok = 0;
    if (!ok) break;
    r = A;
    for (j = 0; j < 26; j++)
      if (d[2][j]) r = min(r, d[0][j] / d[2][j]);
    if (i + r > o[0]) o[0] = i + r, o[1] = i, o[2] = r;
    for (j = 0; j < 26; j++) d[0][j] -= d[1][j];
  }
  for (r = 0; r < 26; r++) d[0][r] = d[3][r];
  for (r = 0; r < 26; r++) d[0][r] -= d[1][r] * o[1];
  for (r = 0; r < 26; r++) d[0][r] -= d[2][r] * o[2];
  if (o[1])
    while (o[1]--) cout << b;
  if (o[2])
    while (o[2]--) cout << c;
  for (i = 0; i < 26; i++)
    if (d[0][i])
      while (d[0][i]--) cout << (char)(i + 'a');
}
