标签:merge list tco ted sorted class lists ref 有序链表
地址:https://leetcode-cn.com/problems/merge-two-sorted-lists/
大意:将两个升序链表合并为一个新的升序链表并返回。
class Solution {
public:
ListNode* mergeTwoLists(ListNode* l1, ListNode* l2) {
if(l1 == NULL)
return l2;
if(l2 == NULL)
return l1;
if(l1->val < l2->val){
l1->next = mergeTwoLists(l1->next,l2);
return l1;
}else{
l2->next = mergeTwoLists(l1,l2->next);
return l2;
}
}
};
标签:merge list tco ted sorted class lists ref 有序链表
原文地址:https://www.cnblogs.com/c21w/p/12683530.html