Merge two sorted linked lists and return it as a new list. The new list should be made by splicing together the nodes of the first two lists. Example: Input:1->2->4, 1->3->4Output:1->1->2->3->4->4 因为没有空间要求,所以想到ListNode*head = new ListNode(INT_MIN);重新定义一...
Merge two sorted linked lists and return it as a new list. The new list should be made by splicing together the nodes of the first two lists. C++代码如下: #include<iostream>#include<new>usingnamespacestd;//Definition for singly-linked list.structListNode {intval; ListNode*next; ListNode(int...
}if(l1 !=nullptr) { l1->next =mergeTwoLists(l1->next, l2);//将小的节点依次加入l1}returnl1; } }; 参考:https://leetcode.com/problems/merge-two-sorted-lists/discuss/9814/3-lines-C%2B%2B-(12ms)-and-C-(4ms)
21. Merge Two Sorted Lists Merge two sorted linked lists and return it as a new list. The new list should be made by splicing together the nodes of the first two lists. Example: Input:1->2->4, 1->3->4Output:1->1->2->3->4->4 思路: 合并两个有序链表,做法有两种,递归和迭代,...
Your algorithm should run in linear time on the length of the output list. 3【题目】数据结构有序链表问题。Write a function to merge two sorted linked lists. T he input lists have their elements in sorted order, from lowest to highest. T he outputlist should also be sorted from lowest ...
21. Merge Two Sorted Lists Merge two sorted linked lists and return it as a new list. The new list should be made by splicing together the nodes of the first two lists. Example: Input: 1->2->4, 1->3->4 Output: 1->...
leetcode 21. Merge Two Sorted Lists Merge two sorted linked lists and return it as a new list. The new list should be made by splicing together the nodes of the first two lists. Example: Input: 1->2->4, 1->3->4 Output: 1->1->2->3->4->4...
题目: Merge two sorted linked lists and return it as a new list. The new list should be made by splicing together the nodes of the first two lists. &nbs... 【Leetcode】 Merge k Sorted Lists Leetcode第23题: 题目的意思就是讲多个有序的链表合并成一个有序的链表。 解题思路:因为所有的链...
(调用递归) 作者:z1m 链接:https://leetcode-cn.com/problems/merge-two-sorted-lists/solution Sort a linked list in O(n log n) time using constant space complexity. [4,5,7,8]和[1,2,3,6]两个已经有序的子序列,合并为最终序列[1,2,3,4,5,6,7,8],来看下实现步骤。 思路: 因为题目...
21. Merge Two Sorted Lists 将两个升序链表合并为一个新的 升序 链表并返回。新链表是通过拼接给定的两个链表的所有节点组成的。 示例: 输入:1->2->4, 1->3->4 输出:1->1->2->3->4->4 来源:力扣(LeetCode) 链接:https://leetcode-cn.com/problems/merge-two-sorted-lists/ ...