摘要:
Mergeksorted linked lists and return it as one sorted list. Analyze and describe its complexity.分析:一个很简单的解法是调用k-1次merge two sorted linkedlist,假设每个list... 阅读全文
摘要:
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.代码:class ... 阅读全文
摘要:
Given a linked list and a valuex, partition it such that all nodes less thanxcome before nodes greater than or equal tox.You should preserve the origi... 阅读全文
摘要:
Given a sorted linked list, delete all nodes that have duplicate numbers, leaving onlydistinctnumbers from the original list.For example,Given1->2->3-... 阅读全文
摘要:
Given a linked list, remove thenthnode from the end of list and return its head.For example, Given linked list: 1->2->3->4->5, and n = 2. After re... 阅读全文
摘要:
Given a singly linked listL:L0→L1→…→Ln-1→Ln,reorder it to:L0→Ln→L1→Ln-1→L2→Ln-2→…You must do this in-place without altering the nodes' values.For exam... 阅读全文
摘要:
Reverse a linked list from positionmton. Do it in-place and in one-pass.For example:Given1->2->3->4->5->NULL,m= 2 andn= 4,return1->4->3->2->5->NULL.No... 阅读全文
摘要:
Given a linked list, reverse the nodes of a linked listkat a time and return its modified list.If the number of nodes is not a multiple ofkthen left-o... 阅读全文
摘要:
Given a list, rotate the list to the right bykplaces, wherekis non-negative.For example:Given1->2->3->4->5->NULLandk=2,return4->5->1->2->3->NULL.分析:此题... 阅读全文
摘要:
Sort a linked list inO(nlogn) time using constant space complexity.分析:merge sort。class Solution {public: ListNode *sortList(ListNode *head) { ... 阅读全文