想要输入字符串输出结果应该在下面的代码里面做那些改到

Question

Answer 1

def long(strs):
    res = ""
    if len(strs) == 0:
        return ""
    for each in zip(*strs):
        if len(set(each)) == 1:
            res += each[0]
        else:
            return res
    return res


if __name__ == '__main__':
    s = ["123456","123","1234","12345"]
    res = long(s)
    if res != "":
        print("公共前缀是: {}".format(res))
    else:
        print("没有公共前缀")

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