方法1：Time Complexity O(NK) 暂时只有两个Heap的做法，缺点：In this problem, it is necessary to be able remove elements that are not necessarily at the top of the heap ...
Sort a linked list in O(n log n) time using constant space complexity. 含义：为一个列表排序，要求空间复杂度为常量 思路：使用归并排序 ...
分类：
其他好文 时间：
2017-10-25 16:44:11
阅读次数：
88
Given an integer n, return the number of trailing zeroes in n!. Note: Your solution should be in logarithmic time complexity. Credits:Special thanks t ...
分类：
其他好文 时间：
2017-10-22 11:00:08
阅读次数：
155
Sort a linked list in O(n log n) time using constant space complexity. 解题思路：归并排序的思想，空间复杂度其实是O(N)了 ...
分类：
其他好文 时间：
2017-10-22 00:10:02
阅读次数：
115
Given an integer n, return the number of trailing zeroes in n!. Note: Your solution should be in logarithmic time complexity. 题目含义：这里我们要求n!末尾有多少个0 思路： ...
分类：
其他好文 时间：
2017-10-20 21:51:43
阅读次数：
188
23. Merge k Sorted Lists 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：
2017-10-15 19:32:05
阅读次数：
136
148. Sort List 148. Sort List 148. Sort List Sort a linked list in O(n log n) time using constant space complexity. 利用mergesort merge 操作只能合并2个有序的子序列 所 ...
分类：
其他好文 时间：
2017-10-09 22:53:33
阅读次数：
202
Moore's Law Reliability Memory Wall Programmability Wall Design complexity Power/energy constraints Programmability Wall Tradeoffs Three key component ...
分类：
其他好文 时间：
2017-10-09 00:32:51
阅读次数：
196
GEOADD keylongitude latitude member [longitude latitude member ...] Available since 3.2.0. Time complexity: O(log(N)) for each item added, where N is ...
分类：
其他好文 时间：
2017-10-05 17:40:04
阅读次数：
247
link Given a string S and a string T, find the minimum window in S which will contain all the characters in T in complexity O(n). For example,S = "ADO ...
