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__author__ = '11x256'
a = raw_input()
b = raw_input()
c = raw_input()

counta = [0] * 26
countb = [0] * 26
countc= [0] * 26
orga= [0] * 26

for i in a:
    counta[ord(i) - ord('a') ]+=1
    orga[ord(i) - ord('a') ]+=1

for i in b:
    countb[ord(i) - ord('a') ]+=1
for i in c:
    countc[ord(i) - ord('a') ]+=1
nob=0
resb = 2000000000
resc = 0
for i in range(0 , 26 ):
    if countb[i] !=0:
        resb = min(resb , counta[i] / countb[i])
for i in b:
    counta[ord(i) - ord('a')] -= resb
res = []
res.append(resb)
res.append(0)
if resb == 0 :
    nob=1
    resb+=1
while(resb > 0 ):
    #refund
    resb-=1
    if nob == 0:
        for i in b:
            counta[ord(i) - ord('a')] +=1
    while(True):
        temp = 2000000000
        for i in range(0 , 26 ):
            if countc[i]!=0:
                temp = min(temp , counta[i] / countc[i])
        resc+=temp
        for i in c:
            counta[ord(i) - ord('a')] -= temp

        if temp == 0:
            break
    if resb + resc >= res[0] + res[1]:
        res[0] = resb
        res[1] = resc


out = ""
if nob == 0:
    out += b * res[0]
out += c * res[1]


for i in out:
    orga[ord(i) - ord('a')] -=1

for i in range(0 , 26):
    out += chr(i+ord('a')) * orga[i]
print out