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import collections

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

d = collections.defaultdict(int)
d1 = collections.defaultdict(int)

e = collections.defaultdict(int)
f = collections.defaultdict(int)

for i in a:
    d[i] = d[i]+1
    d1[i] = d1[i]+1

for i in b:
    e[i] = e[i]+1

for i in c:
    f[i] = f[i]+1

#print(d,d1,e,f)



count = 1000000
s= ""

for i in e:
    #print(i,e[i])
    x = d[i]//e[i]
    if(count>x):
        count = x

for i in e:
    #print(i,e[i])
    d[i] = d[i] - (count*e[i])

#print(d,d1,e,f)

s = s + (b*count)
c1 = count
count = 1000000



for i in f:
    #print(i,f[i])
    x = d[i]//f[i]
    if(count>x):
        count = x

for i in f:
    #print(i,f[i])
    d[i] = d[i] - (count*f[i])

s = s + (c*count)
c1 = c1 + count


for i in d:
    s = s+(i*d[i])
#print(d,d1,e,f)

#print(s)





count = 1000000
s1= ""

for i in f:
    x = d1[i]//f[i]
    if(count>x):
        count = x

for i in f:
    d1[i] = d1[i] - (count*f[i])

s1 = s1 + (c*count)
c2 = count
count = 1000000

#print(d1,e)

for i in e:
    x = d1[i]//e[i]
    if(count>x):
        count = x

for i in e:
    d1[i] = d1[i] - (count*e[i])

s1 = s1 + (b*count)
c2 = c2 + count



for i in d1:
    s1 = s1+(i*d1[i])



if(c1>c2):
    print(s)
else:
    print(s1)








