brtakoktrosttttttttttosafasfkalsfkodfdasiofhadfhasdsajfdsafoasodsafahaihfdisoadspapsapiosapdsajdipsahdhasuirhaeuifhhfkjgosooooooooodafdfioottttafdsafaddfuiasdjfjasdo
okat
tako
 aleksandrehteosidatedodam
evo
si
 goodbyeihopecontestisntsohar
oh
god
 duxidimkeetoivas
dd
odi
 hellodeninobrdo
od
hel
 ikbalturkeybelieveinyou
bal
kan
 zdule
didins
meinkraft
 cumurcumur
um
cur
 ikatanictisinajboljiuhrvatskojakoprictasovojaviseakotijedosadno
javise
sine
 zlobobermyfriendandthanksforhelp
de
for
 navijamzaradnickiastabidrugo
druzina
djavola
 saljivdzijasamjaneki
neki
ja
 bumbumdzejsikerol
bumbum
bum
 svetislavgajicpoznatijikaosvetaxxx
slavi
slavu
 princeofpersiayouhavegreatcontestbutinwrongtime
op
pera
 pozdravizamarkamatovicaaleksandracveticainenadaslagalicustanisica
vas
rad
 dreamoonhasonedream
no
no
 jankosustersicneceovoraditi
cosovic
oce
 milenicnikolaitisideotakmicenja
elem
nik
 touristyouaregreatguy
tourist
guy
 lukavpastaakojelukav
a
u
 xxxbbbcccoca
ca
cb
 aaaaaabababaaa
aa
a
 petryouaregoodandyouhavegoodblogs
blog
rega
 lebronnojameslebronprogrammers
je
bro
 mztskopjetisisampiosrcenaterenostaviajdezanaspobedi
mzt
optee
 gukimikazedauradimseminarskidodatnohumorhumor
dp
mrzime
 razredninjegosgrebovicdobarcoveklosbasketas
ne
go
 pozdravzamojeodeljenjeiprofesoreocudabudempetnula
bojan
cao
 damandicnenapravicheckerzeznulibise
man
ker
 pozdravizazenskudecunecuvasodvajatidaseneprotumacipogresno
cao
deco
 egoryouaregoodbutcantsolveeverythinginonehour
eat
your
 lemigazalemiolemilicomzalemljenje
lemi
zlo
 randomusername
umno
umno
 thisiscornercase
youhavetwolongerstrings
ibelivethatyoudontmissit
 oduleodule
xgrizx
ivanstosicprvi
 molimprofesorkuengleskogdamidapetjasamdobarcovekitrudimseiztogaiakosamoperisan
hvala
unapred
 djeneralmilomirstefanovic
radi
nesto
 balsabratepozdravimajudevojku
oj
zdrav
 iwanttothanktomygrandmaheisveryimportantpersoninmylife
thanks
stanka

takotakotakotakotakoaaaaaaaaaaaaaaaaaaaaaabddddddddddddddddddeffffffffffffffffffghhhhhhhhhiiiiiiiiijjjjjloooooooooooooooooppppprrrssssssssssssssssssssstttttttttttuuu
 siaaaaddddeeeehklmnoorstt
 ohohgodabceeeiinnooprsssttty
 odiadeeiikmstuvx
 ododhelbeilnnor
 kanbbeeeeiiikllortuuvyy
 deluz
 umumcurcur
 sinesineaaaaaaaaabccddhiiiiiijjjjjkkkklnooooooooprrssstttttuvvv
 dedeforforaabbehhikllmnnnoprstyz
 druzinaaaaaabcdgiiijkmnorstv
 nekijajajaadiilmssvz
 bumbumdeeijklorsz
 slaviaaaaceegiiijjknoopsstttvvxxxz
 peraperaabcceeeefgghiiiimnnnnoooorrsstttttuuvwy
 vasvasvasradradradaaaaaaaaaaccccceeegiiiiiiikklllmmnnnnoopstttuzz
 nonoaaaddeeehmmorrs
 oceoceaadeiiijknnorrsssttuv
 elemniknikaaaccdeiiiiijlmnoostt
 touristguyguyaaeeorrt
 aaaaauuejkkkllopstvv
 cacbcbcboxxx
 aaaaaaaaaaabbb
 blogregaregaadddehnoooooopstuuvyy
 jebrobroaaeeegllmmmnnnooprrrss
 mztopteeopteeopteeaaaaaabcddiiiiijjkmnnnorrssssssvz
 mrzimeaaaaaddddeghhiiiikkkmmmnnoooorrrsstuuuu
 nenegogoaaaabbbccddeeeiijkklooorrrrsssstvvz
 bojancaoaaddddeeeeeeeefijjllmmnooooppprrrstuuuvzz
 mankeraaabcccddeeeehiiiilnnnprsuvzz
 decodecodecoaaaaaaadeeegiiijkmnnnnooppprrrssssttuuuuvvvzzz
 eateatyouryourbcdeeeeggghhiilnnnnooooorrstuvv
 lemilemilemilemizlozloaaaceegjjmn
 umnoaadeemnrrs
 acceehiinorrssst
 ddeelloouu
 unapredunapredaaaaaaabcddeeeeefgggiiiiiiijkkkkllmmmmmmoooooooooprrrsssssstttvz
 radinestoaceefiijllmmnorv
 ojojzdravaaaabbdeeiklmprstuuv
 stankaaaadeeeefghhiiiiilmmmmnnnnnoooopprrrrstttttvwyyy

#include <bits/stdc++.h>
using namespace std;
string a, b, c;
vector<int> takenb;
vector<int> takenc;
int ff(char c, string& sd) {
  for (int i = 0; i < sd.size(); i++) {
    if (sd[i] == c) return i;
  }
  return sd.size();
}
string rest(string s, string& x) {
  string ss = s;
  bool end = true;
  for (int i = 0; i < x.size(); i++) {
    int w = ff(x[i], ss);
    if (w != ss.size()) {
      ss.erase(w, 1);
    } else {
      end = false;
      break;
    }
  }
  if (end)
    return ss;
  else
    return s;
}
string solve(string s, int* n) {
  string rb = rest(s, b);
  string rc = rest(s, c);
  if (rb == s && rc == s) {
    *n = 0;
    return s;
  }
  string res1;
  string res2;
  int max1 = 0;
  int who = 0;
  if (rb != s) who = 1;
  if (rc != s) who += 2;
  s.clear();
  if (who == 1) {
    max1++;
    int nn1;
    res1 = solve(rb, &nn1);
    max1 += nn1;
  }
  int max2 = 0;
  if (who == 2 || who == 3) {
    max2++;
    int nn2;
    res2 = solve(rc, &nn2);
    max2 += nn2;
  }
  if (max2 > max1) {
    *n = max2;
    return c + res2;
  } else {
    *n = max1;
    return b + res1;
  }
}
int main() {
  getline(cin, a);
  getline(cin, b);
  getline(cin, c);
  int x;
  cout << solve(a, &x) << endl;
  return 0;
}
