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#include <bits/stdc++.h>
int main(void) {
  int al, bl, cl, ac[123] = {0}, bc[123] = {0}, cc[123] = {0}, temp[123], ii,
                  kk, max = 0, iii, kkk;
  bool GG = true, GGG = true;
  char a[100001], b[100001], c[100001];
  scanf("%s%s%s", a, b, c);
  al = strlen(a);
  bl = strlen(b);
  cl = strlen(c);
  for (int i = 0; i < al; ++i) ++ac[a[i]];
  for (int i = 0; i < bl; ++i) ++bc[b[i]];
  for (int i = 0; i < cl; ++i) ++cc[c[i]];
  for (ii = 0; GG; ++ii) {
    for (int j = 97; j < 123; ++j) {
      temp[j] = ac[j] - bc[j] * ii;
      if (temp[j] < 0) {
        GG = false;
        break;
      }
    }
    if (!GG) break;
    for (kk = 0; GGG; ++kk) {
      for (int j = 97; j < 123; ++j) {
        temp[j] = ac[j] - cc[j] * kk;
        if (temp[j] < 0) {
          kk -= 2;
          GGG = false;
          break;
        }
      }
    }
    if (ii + kk > max) {
      max = ii + kk;
      iii = ii;
      kkk = kk;
    }
  }
  for (int i = 0; i < iii; ++i) printf("%s", b);
  for (int i = 0; i < kkk; ++i) printf("%s", c);
  for (int j = 97; j < 123; ++j) {
    ac[j] -= bc[j] * iii;
    ac[j] -= cc[j] * kkk;
    while (ac[j]--) printf("%c", j);
  }
  return 0;
}
