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__author__ = 'trunghieu11'

from string import ascii_lowercase

def calc(s, a, b):
    totalS = dict()
    totalA = dict()
    totalB = dict()
    for c in ascii_lowercase:
        totalS.setdefault(c, s.count(c))
        totalA.setdefault(c, a.count(c))
        totalB.setdefault(c, b.count(c))

    answer = 0
    minValA = min(totalS[c] / totalA[c] for c in ascii_lowercase if totalA[c] > 0)
    for c in ascii_lowercase:
        totalS[c] -= minValA * totalA[c]
    answer += minValA

    minValB = min(totalS[c] / totalB[c] for c in ascii_lowercase if totalB[c] > 0)
    for c in ascii_lowercase:
        totalS[c] -= minValB * totalB[c]

    answer += minValB

    answerString = a * minValA + b * minValB
    for c in ascii_lowercase:
        answerString += c * totalS[c]

    return [answerString, answer]

def main():
    s = raw_input()
    a = raw_input()
    b = raw_input()

    answerAB = calc(s, a, b)
    answerBA = calc(s, b, a)

    print answerAB[0] if answerAB[1] > answerBA[1] else answerBA[0]

if __name__ == '__main__':
    main()