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 ohohgodabceeeiinnooprsssttty
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 stankaaaadeeeefghhiiiiilmmmmnnnnnoooopprrrrstttttvwyyy

a = raw_input()
b = raw_input()
c = raw_input()

al = {}
bl = {}
cl = {}

lenb = len(b)
lenc = len(c)

for i in a:
    if i in al:
        al[i] += 1
    else:
        al[i] = 1

for i in b:
    if i in bl:
        bl[i] += 1
    else:
        bl[i] = 1

for x in c:
    if x in cl:
        cl[x] += 1
    else:
        cl[x] = 1

def careful_lookup(d,i):
        if i in d:
            return d[i]
        else:
            return 0

def possible(d1,d2):
    for i in d2:
        if d2[i] > careful_lookup(d1,i):
            return False
    return True

def extract(d1,d2,times):
    for i in d2:
        d1[i] -= (times*d2[i])

def nums(d1,d2):
    ans = 1000000
    for i in d2:
        tmp = careful_lookup(d1,i)/d2[i]
        if tmp < ans:
            ans = tmp
    return ans


ans = ''

bn = nums(al,bl)
cn = nums(al,cl)
if bn > cn:
    while possible(al,bl):
        extract(al,bl,bn)
        ans += b*bn
    while possible(al,cl):
        extract(al,cl,cn)
        ans += c*cn
else:
    while possible(al,cl):
        extract(al,cl,cn)
        ans += c*cn
    while possible(al,bl):
        extract(al,bl,bn)
        ans += b*bn

for i in al:
    ans += i*al[i]

print ans