voidQuickSort2(inta[],intleft,intright) { if(left < right)// less { intp = Partition2(a, left, right); QuickSort2(a, left, p -1); QuickSort2(a, p +1, right); } } voidQuickSort2(inta[],intn) { QuickSort2(a,0, n -1); } 对于链表而言,借鉴(2)指针同向移动的思想容易...
2. Insertion Sort, 将arr分为左边(sorted array)和右边(unsorted array),然后依次将unsorted array的元素insert到sorted array里面。 T: O(n ^ 2), S: O(1) 同样的思路[LeetCode] 147. Insertion Sort List_Middle tag: Linked List 3. Merge Sort, 将array 分成两半,然后在merge两个sorted array, 每次...
下面是quickSort,因为quickSort算法的最坏情况是O(n*n), 所以如果做LeetCode上的Sort List这道题目,会遇上最坏情况超时的,不过这是个很好的算法,故此贴出来。 参考网站: http://www.geeksforgeeks.org/quicksort-on-singly-linked-list/ 也看了有些博客或什么网站也写有quickSort排序链表的文章,注意看清楚了...
使用QuickSort快速排序算法,排序一个链表。 下面是quickSort,因为quickSort算法的最坏情况是O(n*n), 所以如果做LeetCode上的Sort List这道题目,会遇上最坏情况超时的,不过这是个很好的算法,故此贴出来。 参考网站: http://www.geeksforgeeks.org/quicksort-on-singly-linked-list/ 也看了有些博客或...快速...
For a more in-depth overview of the mergesort algorithm and how it is implemented, we can see this article which explainshow merge sort is applied on a linked list. Now that we have an idea of how Quicksort and Mergesort work, let’s see the main differences between these two algorithm...
* @return: You should return the head of the sorted linked list, using constant space complexity. */ public ListNode sortList(ListNode head) { if (head == null) { return head; } ListNode dummy = new ListNode(0); dummy.next = head; ListNode iterNode = head; while...
A collection of best resources to learn Data Structures and Algorithms like array, linked list, binary tree, stack, queue, graph, heap, searching and sorting algorithms like quicksort and merge sort for coding Interviews - S-YOU/best-data-structures-alg
Insertion Sort Introsort K-Means Karatsuba Multiplication Knuth-Morris-Pratt Kth Largest Element Linear Regression Linear Search Linked List Longest Common Subsequence Merge Sort Miller-Rabin Primality Test Minimum Spanning Tree(Unweighted) Minimum Spanning Tree MinimumCoinChange Monty Hall Problem M...
快速排序(quick sort) 以「分治法(divide and conquer)」實現,使用「分區(partition)」概念輔助,每次排序後分為兩區,一區比參考值小、另一區比參考值大,兩區資料個數不一定相同,且僅參考值本身被排在正確位置上。 圖示 現假設有一陣列 [6,5,9,4,1],要透過快速排序將陣列由小排到大的過程如下,綠底者代表...
JavaScript Quicksort Recursive - In this article, we will learn to implement Quicksort recursively in JavaScript. Quicksort is one of the most efficient and widely used sorting algorithms, known for its divide-and-conquer approach. What is Quicksort? Qu