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#include <bits/stdc++.h>
using namespace std;
const int maxn = 5 + 1e5, MOD = 7 + 1e9;
char a[maxn], b[maxn], c[maxn];
int c1[26], c2[maxn], c3[maxn];
int main() {
  scanf("%s%s%s", a, b, c);
  int len1 = strlen(a);
  for (int i = 0; i < len1; i++) c1[a[i] - 'a']++;
  int len2 = strlen(b);
  for (int i = 0; i < len2; i++) c2[b[i] - 'a']++;
  int len3 = strlen(c);
  for (int i = 0; i < len3; i++) c3[c[i] - 'a']++;
  int tmp[26];
  int ansx = 0, ansy = 0;
  bool ok = 1;
  for (int x = 0; x < len1; x++) {
    for (int i = 0; i < 26; i++) {
      if (c1[i] >= x * c2[i]) {
        tmp[i] = c1[i] - x * c2[i];
      } else {
        ok = 0;
        break;
      }
    }
    if (!ok)
      break;
    else {
      int y = (0x3f3f3f3f) * 2;
      for (int i = 0; i < 26; i++) {
        if (c3[i] > 0) y = min(y, tmp[i] / c3[i]);
      }
      if (y + x > ansx + ansy) ansx = x, ansy = y;
    }
  }
  for (int i = 0; i < ansx; i++) printf("%s", b);
  for (int i = 0; i < ansy; i++) printf("%s", c);
  for (int i = 0; i < 26; i++) tmp[i] = c1[i] - ansx * c2[i] - ansy * c3[i];
  for (int i = 0; i < 26; i++)
    for (int j = 0; j < tmp[i]; j++) printf("%c", 'a' + i);
  puts("");
  return 0;
}
