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#!/bin/sh
# -*- coding: utf-8 -*-
''''which python2 >/dev/null && exec python2 "$0" "$@" # '''
''''which python  >/dev/null && exec python  "$0" "$@" # '''

a = raw_input()
b = raw_input()
c = raw_input()
maxn = 10**9

import string
import sys

ac = map(a.count, string.lowercase)
bc = map(b.count, string.lowercase)
cc = map(c.count, string.lowercase)


cnt1 = maxn

for i in xrange(26):
    if bc[i] != 0:
        cnt1 = min(cnt1, ac[i]/bc[i])

cnt2 = maxn
for i in xrange(26):
    if cc[i] != 0:
        cnt2 = min(cnt2, (ac[i]-cnt1*bc[i]) / cc[i] )


cnt3 = maxn

for i in xrange(26):
    if cc[i] != 0:
        cnt3 = min(cnt3, ac[i]/cc[i])

cnt4 = maxn
for i in xrange(26):
    if bc[i] != 0:
        cnt4 = min(cnt4, (ac[i]-cnt3*cc[i]) / bc[i] )

if cnt1+cnt2 > cnt3+cnt4:
    sys.stdout.write(b*cnt1)
    sys.stdout.write(c*cnt2)
    for i in xrange(26):
        if ac[i]-(cnt1*bc[i]+cnt2*cc[i]) > 0:
            sys.stdout.write( string.lowercase[i] * (ac[i] - (cnt1*bc[i]+cnt2*cc[i])) )
    sys.stdout.write('\n')
    sys.stdout.flush()
else:
    sys.stdout.write(c*cnt3)
    sys.stdout.write(b*cnt4)
    for i in xrange(26):
        if ac[i]-(cnt4*bc[i]+cnt3*cc[i]) > 0:
            sys.stdout.write( string.lowercase[i] * (ac[i] - (cnt4*bc[i]+cnt3*cc[i])) )
    sys.stdout.write('\n')
    sys.stdout.flush()
