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from collections import Counter

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


total = Counter(a)
cc = Counter(c)

bb = Counter()
numa, numb = 0, 0
for i in xrange(len(a)):
    flag = True
    for x in bb:
        if bb[x] > total[x]:
            flag = False
            break
    if flag:
        gg = total - bb
        tmp = float('inf')
        for x in cc:
            tmp = min(tmp, gg[x] / cc[x])
        if i + tmp > numa + numb:
            numa, numb = i, tmp
    else:
        break
    bb += Counter(b)

ans = b * numa + c * numb
rest = ''.join((total - Counter(ans)).elements())
ans += rest
print ans
