mirror of
https://git.sb/baoshuo/OI-codes.git
synced 2024-11-08 13:58:48 +00:00
36. 合并两个排序的链表
https://www.acwing.com/problem/content/submission/code_detail/14064359/
This commit is contained in:
parent
0fbecbac25
commit
e0b77729a1
24
AcWing/36/36.cpp
Normal file
24
AcWing/36/36.cpp
Normal file
@ -0,0 +1,24 @@
|
||||
/**
|
||||
* Definition for singly-linked list.
|
||||
* struct ListNode {
|
||||
* int val;
|
||||
* ListNode *next;
|
||||
* ListNode(int x) : val(x), next(NULL) {}
|
||||
* };
|
||||
*/
|
||||
class Solution {
|
||||
public:
|
||||
ListNode* merge(ListNode* l1, ListNode* l2) {
|
||||
if (l1 == nullptr) {
|
||||
return l2;
|
||||
} else if (l2 == nullptr) {
|
||||
return l1;
|
||||
} else if (l1->val < l2->val) {
|
||||
l1->next = merge(l1->next, l2);
|
||||
return l1;
|
||||
} else {
|
||||
l2->next = merge(l1, l2->next);
|
||||
return l2;
|
||||
}
|
||||
}
|
||||
};
|
Loading…
Reference in New Issue
Block a user