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LeetCode Find Median from Data Stream
原题链接在这里:https://leetcode.com/problems/find-median-from-data-stream/维护两个堆,一个maxHeap用来存较小的一半数,一个minHeap用来存较大的一半数。每次添加时看minHeap的root是不是小于 num, 若是就把num加在m...
分类:其他好文   时间:2015-11-04 08:15:49    阅读次数:190
Codeforces Round #327 (Div. 1), problem: (A) Median Smoothing
http://codeforces.com/problemset/problem/590/A;在CF时没做出来,当时直接模拟,然后就超时喽。题意是给你一个0 1串然后首位和末位固定不变,从第二项开始到倒数第二项,当前的a[i]=(a[i-1],a[i],a[i+1])三项排序后的中间项,比如连续3项...
分类:其他好文   时间:2015-11-03 08:02:27    阅读次数:235
Codeforces Round #327 (Div. 2) B. Rebranding C. Median Smoothing
B. RebrandingThe name of one small but proud corporation consists ofnlowercase English letters. The Corporation has deci...
分类:其他好文   时间:2015-11-01 21:12:54    阅读次数:430
Find Median from Data Stream
题目:Median is the middle value in an ordered integer list. If the size of the list is even, there is no middle value. So the median is the mean of the ...
分类:其他好文   时间:2015-11-01 21:02:38    阅读次数:195
CodeForces 590A Median Smoothing
A schoolboy named Vasya loves reading books on programming and mathematics. He has recently read an encyclopedia article that described the method ofm...
分类:其他好文   时间:2015-10-27 17:22:07    阅读次数:174
leetcode@ [295]Find Median from Data Stream
https://leetcode.com/problems/find-median-from-data-stream/Median is the middle value in an ordered integer list. If the size of the list is even, the...
分类:其他好文   时间:2015-10-27 13:26:20    阅读次数:177
Codeforces Round #327 (Div. 2)C. Median Smoothing 构造
C. Median SmoothingA schoolboy named Vasya loves reading books on programming and mathematics. He has recently read an encyclopedia article that descr...
分类:其他好文   时间:2015-10-26 18:33:44    阅读次数:198
Machine Learning for hackers读书笔记(二)数据分析
#均值:总和/长度mean()#中位数:将数列排序,若个数为奇数,取排好序数列中间的值.若个数为偶数,取排好序数列中间两个数的平均值median()#R语言中没有众数函数#分位数quantile(data):列出0%,25%,50%,75%,100%位置处的数据#可自己设置百分比quantile(d...
分类:系统相关   时间:2015-10-21 22:41:29    阅读次数:477
[LeetCode] Find Median from Data Stream 找出数据流的中位数
Median is the middle value in an ordered integer list. If the size of the list is even, there is no middle value. So the median is the mean of the two...
分类:其他好文   时间:2015-10-21 08:08:47    阅读次数:317
[LeetCode] Find Median from Data Stream
Find Median from Data StreamMedian is the middle value in an ordered integer list. If the size of the list is even, there is no middle value. So the m...
分类:其他好文   时间:2015-10-20 22:39:39    阅读次数:225
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