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[LeetCode] Factorial Trailing Zeroes
Given an integer n, return the number of trailing zeroes in n!. Note: Your solution should be in logarithmic time complexity. 计算n!结果的末尾有几个零。 题目要求复杂度为对 ...
分类:其他好文   时间:2017-10-02 11:51:19    阅读次数:189
polynomial time
https://en.wikipedia.org/wiki/Time_complexity#Polynomial_time An algorithm is said to be of polynomial time if its running time is upper bounded by a  ...
分类:其他好文   时间:2017-09-26 15:00:09    阅读次数:441
Leetcode23:Merge k Sorted Lists
Leetcode23:Merge k Sorted Listsleetcode java 1. 题目描述Merge k sorted linked lists and return it as one sorted list. Analyze and describe its complexity.... ...
分类:其他好文   时间:2017-09-24 12:52:45    阅读次数:219
时间复杂度的概念以及计算
老规矩, 先看看维基定义: The time complexity of an algorithm quantifies the amout of time taken by an algorithm to run as function. The complexity of an algorith ...
分类:其他好文   时间:2017-09-24 10:43:41    阅读次数:150
时间复杂度
老规矩, 先看看维基定义: The time complexity of an algorithm quantifies the amout of time taken by an algorithm to run as function. The complexity of an algorith ...
分类:其他好文   时间:2017-09-24 00:30:25    阅读次数:218
Sort List
来源:https://leetcode.com/problems/sort-list Sort a linked list in O(n log n) time using constant space complexity. 归并排序(Merge Sort,台湾译作:合并排序)是建立在归并操作上的 ...
分类:其他好文   时间:2017-09-20 23:09:34    阅读次数:139
leetcode -- Algorithms -- 4_ Median of Two Sorted Arrays
00 There are two sorted arrays nums1 and nums2 of size m and n respectively. Find the median of the two sorted arrays. The overall run time complexity ...
分类:其他好文   时间:2017-09-11 22:42:06    阅读次数:181
构建WebGL目标时的内存考量
Memory Considerations when targeting WebGL 构建WebGL目标时的内存考量 Memory in Unity WebGL can be a constraining factor restricting the complexity of the conten ...
分类:Web程序   时间:2017-08-30 19:48:43    阅读次数:342
leetcode sort-list
题目描述 Sort a linked list in O(n log n) time using constant space complexity. 思路:时间复杂度为O(nlogn),空间复杂度为常数,用归并排序 在下的代码 时间1162ms 空间27696k /** * Definition ...
分类:其他好文   时间:2017-08-27 12:52:56    阅读次数:216
算法(第四版)学习笔记(二)——初级排序算法
时间复杂度(Time Complexity): 一个算法中的语句执行次数称为语句频度或时间频度。记为T(n) 算法的基本操作重复执行的次数是模块n的某一个函数f(n) 空间复杂度(Space Complexity): 如当一个算法的空间复杂度为一个常量,即不随被处理数据量n的大小而改变时,可表示为O ...
分类:编程语言   时间:2017-08-12 17:41:13    阅读次数:306
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