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#include <bits/stdc++.h>
char a[100024];
char b[100024];
char c[100024];
char buf[200024];
int visa[30];
int visb[30];
int visc[30];
int tee[30];
int len, n;
int minn, mnn;
int ans1, ans2;
int main() {
  scanf("%s%s%s", a, b, c);
  for (int i = (0), __ = (strlen(a)); i < __; ++i) ++visa[a[i] - 'a'];
  for (int i = (0), __ = (strlen(b)); i < __; ++i) ++visb[b[i] - 'a'];
  for (int i = (0), __ = (strlen(c)); i < __; ++i) ++visc[c[i] - 'a'];
  minn = 1000024;
  for (int i = (0), __ = (30); i < __; ++i)
    if (visb[i]) {
      if (minn > visa[i] / visb[i]) {
        minn = visa[i] / visb[i];
      }
    }
  for (int it = (0), __ = (minn); it <= __; ++it) {
    mnn = 1000024;
    for (int i = (0), __ = (30); i < __; ++i)
      if (visc[i]) {
        tee[i] = visa[i] - it * visb[i];
        if (mnn > tee[i] / visc[i]) {
          mnn = tee[i] / visc[i];
        }
      }
    if (mnn != 1000024 && mnn + it > ans1 + ans2) {
      ans1 = it;
      ans2 = mnn;
    }
  }
  for (int i = (0), __ = (ans1); i < __; ++i) printf("%s", b);
  for (int i = (0), __ = (ans2); i < __; ++i) printf("%s", c);
  for (int i = (0), __ = (30); i < __; ++i) {
    len = visa[i] - visb[i] * ans1 - visc[i] * ans2;
    if (len > 0) {
      while (len--) putchar(i + 'a');
    }
  }
  puts("");
  return 0;
}
