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#include <bits/stdc++.h>
using namespace std;
char a[100010], b[100010], c[100010];
int cnta[30], cntb[30], cntc[30];
int main() {
  scanf("%s%s%s", a, b, c);
  int l1 = strlen(a), l2 = strlen(b), l3 = strlen(c);
  for (int i = 0; i < l1; i++) cnta[a[i] - 'a']++;
  for (int i = 0; i < l2; i++) cntb[b[i] - 'a']++;
  for (int i = 0; i < l3; i++) cntc[c[i] - 'a']++;
  int maxx, maxy;
  maxx = maxy = 0;
  int sum = 0;
  for (int x = 0; x <= l1 / l2; x++) {
    int y = 1000000, flag = 1;
    for (int i = 0; i < 26; i++) {
      if (cnta[i] - x * cntb[i] < 0) flag = 0;
    }
    if (flag == 0) break;
    for (int i = 0; i < 26; i++) {
      if (cntc[i] == 0) continue;
      int z = (cnta[i] - x * cntb[i]) / cntc[i];
      if (y > z) y = z;
    }
    if (x + y > sum) {
      sum = x + y;
      maxx = x;
      maxy = y;
    }
  }
  for (int i = 0; i < 26; i++) {
    cnta[i] -= (maxx * cntb[i] + maxy * cntc[i]);
  }
  for (int i = 0; i < maxx; i++) printf("%s", b);
  for (int i = 0; i < maxy; i++) printf("%s", c);
  for (int i = 0; i < 26; i++) {
    for (int j = 0; j < cnta[i]; j++) printf("%c", i + 'a');
  }
  printf("\n");
  return 0;
}
