码迷,mamicode.com
首页 >  
搜索关键字:complexity    ( 1097个结果
Factorial Trailing Zeroes--LeetCode
Given an integer n, return the number of trailing zeroes in n!. Note: Your solution should be in logarithmic time complexity.   思路:对于一个数的阶乘后面有多少个0,一个数 n 的阶乘末尾有多少个 0 取决于从 1 到 n 的各个数的因子中 2 和 5 的个数,...
分类:其他好文   时间:2015-04-12 10:41:36    阅读次数:118
Leetcode 61 Rotate List
/** * ID: 61 * Name: Rotate List * Data Structure: Linked List * Time Complexity: * Space Complexity: * Tag: LinkList * Difficult: Medium * Probl...
分类:其他好文   时间:2015-04-12 06:40:01    阅读次数:177
leetcode之Sort List
Sort a linked list in O(n log n) time using constant space complexity.这道题属于人生中第一次对链表进行操作,首先,不同于C++中的struct,java中可以用一个类来定义一个数据结构。这道题一看没有任何思路,就看别人的代码,发现...
分类:其他好文   时间:2015-04-11 22:23:26    阅读次数:136
[LeetCode] Factorial Trailing Zeroe
Factorial Trailing Zeroes Given an integer n, return the number of trailing zeroes in n!. Note: Your solution should be in logarithmic time complexity. 解题思路: n!=2^x*3^y*5^z...,注意到一个2和一个5...
分类:其他好文   时间:2015-04-11 16:21:43    阅读次数:141
Leetcode 19 Remove Nth Node From End of List
1 /** 2 * ID: 19 3 * Name: Remove Nth Node From End of List 4 * Data Structure: Linked List 5 * Time Complexity: 6 * Space Complexity: ...
分类:其他好文   时间:2015-04-11 16:06:16    阅读次数:139
leetcode || 81、Search in Rotated Sorted Array II
problem: Follow up for "Search in Rotated Sorted Array": What if duplicates are allowed? Would this affect the run-time complexity? How and why? Write a function to determine if a give...
分类:其他好文   时间:2015-04-10 17:53:57    阅读次数:103
LeetCode4 Median of Two Sorted Arrays Java实现
描述:There are two sorted arrays A and B of size m and n respectively. Find the median of the two sorted arrays. The overall run time complexity should ...
分类:编程语言   时间:2015-04-10 17:41:25    阅读次数:148
搜索 --- 数独求解 POJ 2676 Sudoku
SudokuProblem's Link: http://poj.org/problem?id=2676Mean:略analyse:记录所有空位置,判断当前空位置是否可以填某个数,然后直接DFS,注意从后往前搜索,时间比正向搜快很多。16ms水过Time complexity: O(n)Source...
分类:其他好文   时间:2015-04-10 15:25:09    阅读次数:119
barabasilab-networkScience学习笔记5- Barabási-Albert 模型
第一次接触复杂性科学是在一本叫think complexity的书上,Allen博士很好的讲述了数据结构与复杂性科学,barabasi是一个知名的复杂性网络科学家,barabasilab则是他所主导的一个实验室,这里的笔记则是关于里面介绍的课程的笔记,当然别人的课程不是公开课,所以从ppt里只能看到...
分类:Web程序   时间:2015-04-10 13:00:27    阅读次数:161
LeetCode Search in Rotated Sorted Array II
Follow up for "Search in Rotated Sorted Array": What if duplicates are allowed? Would this affect the run-time complexity? How and why? Write a function to determine if a given target is in the...
分类:其他好文   时间:2015-04-10 11:32:40    阅读次数:125
1097条   上一页 1 ... 61 62 63 64 65 ... 110 下一页
© 2014 mamicode.com 版权所有  联系我们:gaon5@hotmail.com
迷上了代码!