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#include <bits/stdc++.h>
using namespace std;
char a[200100], b[200100], c[200100];
int ac[30], bc[30], cc[30];
int main() {
  scanf("%s\n%s\n%s", a, b, c);
  memset(ac, 0, sizeof(ac));
  memset(bc, 0, sizeof(bc));
  memset(cc, 0, sizeof(cc));
  int la = strlen(a);
  for (int i = 0; i < la; ++i) {
    ac[a[i] - 'a']++;
  }
  int lb = strlen(b);
  for (int i = 0; i < lb; ++i) {
    bc[b[i] - 'a']++;
  }
  int lc = strlen(c);
  for (int i = 0; i < lc; ++i) {
    cc[c[i] - 'a']++;
  }
  if (lb > lc) {
    swap(lb, lc);
    swap(b, c);
    swap(bc, cc);
  }
  int resb = INT_MAX;
  for (int i = 0; i < 30; ++i) {
    if (bc[i] > 0) resb = min(resb, ac[i] / bc[i]);
  }
  if (resb == INT_MAX) resb = 0;
  for (int i = 0; i < 30; ++i) {
    ac[i] -= resb * bc[i];
  }
  int resc = INT_MAX;
  for (int i = 0; i < 30; ++i) {
    if (cc[i] > 0) resc = min(resc, ac[i] / cc[i]);
  }
  if (resc == INT_MAX) resc = 0;
  for (int i = 0; i < 30; ++i) {
    ac[i] -= resc * cc[i];
  }
  for (int i = 0; i < resb; ++i) printf("%s", b);
  for (int i = 0; i < resc; ++i) printf("%s", c);
  for (int i = 0; i < 30; ++i) {
    for (int j = 0; j < ac[i]; ++j) printf("%c", 'a' + i);
  }
  printf("\n");
  return 0;
}
