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# -*- coding: utf-8 -*-


def contain(word_d1, word_d2):
    """
    """
    res = 9999999
    min_times = 0
    for k,v in word_d2.items():
        if v != 0:
            min_times = word_d1[k] / word_d2[k]
            if res > min_times:
                res = min_times
    return res

if __name__ == "__main__":

    word_dict = {}
    word_b = {}
    word_c = {}
    res = ""
    for i in xrange(26):
        word_dict[chr(ord('a')+i)] = 0
        word_b[chr(ord('a')+i)] = 0
        word_c[chr(ord('a')+i)] = 0
    
    input_str = map(str, raw_input())
    input_b = map(str, raw_input())
    input_c = map(str, raw_input())

    for c in input_str:
        word_dict[c] += 1
    for c in input_b:
        word_b[c] += 1
    for c in input_c:
        word_c[c] += 1

    #print word_b
    #print word_c
    contain_b = contain(word_dict, word_b)
    contain_c = contain(word_dict, word_c)

    #print contain_b
    #print contain_c
    
    if contain_b >= contain_c:
        res = input_b * contain_b
        for k,v in word_b.items():
            if v != 0:
                word_dict[k] -= word_b[k] * contain_b
        contain_remain = contain(word_dict, word_c)
        res += input_c * contain_remain
        for k,v in word_c.items():
            if v != 0:
                word_dict[k] -= word_c[k] * contain_remain
        
            
    else:
        res = input_c * contain_c
        for k,v in word_c.items():
            if v != 0:
                word_dict[k] -= word_c[k] * contain_c
        contain_remain = contain(word_dict, word_b)
        res += input_b * contain_remain
        for k,v in word_b.items():
            if v != 0:
                word_dict[k] -= word_b[k] * contain_remain

    # print word_dict
    for k,v in word_dict.items():
        if v != 0:
            res += str(k) * v
    print ''.join(res)
