add util func to build linked list of vector from string data

好好好

On 12/15/14, metacpp <notifications@github.com> wrote:
>> \ No newline at end of file
>> +//}
>> +//
>> +
>> +vector<ListNode *> build_linked_list_of_vector(string const& data) {
>> +	vector<ListNode*> lists;
>
> In my code base, I would use 2 spaces for each tab.
>
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