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__author__ = 'myduomilia'

c, a, b = input(), input(), input()
arr = [0 for i in range(26)]
for ch in c:
    arr[ord(ch) - ord("a")] += 1

ans1, ans2 = 0, 0
ans1_s, ans2_s = [], []

t = arr[:]
while True:
    bool = True
    for ch in a:
        if t[ord(ch) - ord("a")] > 0:
            t[ord(ch) - ord("a")] -= 1
        else:
            bool = False
    if not bool:
        break
    else:
        ans1 += 1
        ans1_s.append(a)

while True:
    bool = True
    for ch in b:
        if t[ord(ch) - ord("a")] > 0:
            t[ord(ch) - ord("a")] -= 1
        else:
            bool = False
    if not bool:
        break
    else:
        ans1 += 1
        ans1_s.append(b)

for i in range(26):
    if t[i] > 0:
        ans1_s.append(chr(i + ord("a")) * t[i])

t = arr[:]
while True:
    bool = True
    for ch in b:
        if t[ord(ch) - ord("a")] > 0:
            t[ord(ch) - ord("a")] -= 1
        else:
            bool = False
    if not bool:
        break
    else:
        ans2 += 1
        ans2_s.append(a)

while True:
    bool = True
    for ch in a:
        if t[ord(ch) - ord("a")] > 0:
            t[ord(ch) - ord("a")] -= 1
        else:
            bool = False
    if not bool:
        break
    else:
        ans2 += 1
        ans2_s.append(b)
for i in range(26):
    if t[i] > 0:
        ans1_s.append(chr(i + ord("a")) * t[i])
if ans1 >= ans2:
    print("".join(ans1_s))
else:
    print("".join(ans2_s))
