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a = input()
b = input()
c = input()

# if len(c) < len(b):b,c = c,b

counta = {}
for i in a:
    if i in counta:counta[i]+=1
    else:counta[i]=1

countb = {}
for i in b:
    if i in countb : countb[i]+=1
    else : countb[i]=1

countc = {}
for i in c:
    if i in countc : countc[i]+=1
    else : countc[i]=1

maxV = 0
count_of_b = 0
count_of_c = 0
opop=0
while(True):
    temp1 = 10000000
    for i in countc:
        if i in counta:temp1 = min(temp1,counta[i]//countc[i])
        else:
            temp1=0
            break

    if opop +temp1>maxV:
        count_of_b = opop
        count_of_c = temp1

    dummy = {}
    for p,q in counta.items():
        dummy[p] = q

    Tester = False
    for i in countb:
        if not(i in counta and counta[i]>=countb[i]):
            Tester=True
            break

    if Tester:break
    else:
        for i in countb:
            counta[i]-=countb[i]

    opop+=1

if count_of_c>0:
    for i in countc:
        counta[i]-=count_of_c*countc[i]

# print(count_of_b,count_of_c)
ans = b*count_of_b + c*count_of_c
for i in counta:
    ans+=i*counta[i]

print(ans)

