The digits are stored in reverse order and each of their nodes contain a single digit. Add the two numbers and return it as a linked list.
将两个数相加的结果放在新的链表中,最后返回这个新的链表就好。
The digits are stored in reverse order and each of their nodes contain a single digit. Add the two numbers and return it as a linked list.
将两个数相加的结果放在新的链表中,最后返回这个新的链表就好。
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