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from collections import Counter
from collections import defaultdict

def get_single(a, b):
	res = -1
	for s in a.keys():
		if b[s] > 0:
			v = b[s] // a[s]
			if res < 0:
				res = v
			res = min(res, v)
	return res



def get_count(a, b, c):
	best = 0, get_single(a, c)
	r1 = 0
	while a & b == b:
		r1 += 1
		a = a - b
		r2 = get_single(a, c)
		if r1 + r1 > sum(best):
			best = r1, r2
	return best
	

a = input()
b = input()
c = input()
aa = Counter(a)
bb = Counter(b)
cc = Counter(c)

r = get_count(Counter(a), bb, cc)

res = b * r[0] + c * r[1]
rest = aa - Counter(res)
res += ''.join(list(rest.elements()))

print(res)
