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【算法导论】学习笔记——第9章 中位数和顺序统计量
在一个由n个元素组成的集合中,第i个顺序统计量(order statistic)是该集合中第i小的元素。用非形式化的描述来说,一个中位数(median)使它所属集合的“中点元素”。当n为奇数时,中位数是唯一的,位于i=(n+1)/2处。当n为偶数时,存在两个中位数,分别位于i=n/2和i=n/2+1...
分类:其他好文   时间:2014-09-01 15:33:03    阅读次数:452
Median of Two Sorted Arrays
1 class Solution { 2 public: 3 double findMedianSortedArrays(int A[], int m, int B[], int n) { 4 vector v(m+n); 5 for(int i=0;i<m...
分类:其他好文   时间:2014-08-31 10:23:01    阅读次数:176
leetcode之Median of Two Sorted Arrays
Median of Two Sorted Arrays 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 be O(log (...
分类:其他好文   时间:2014-08-27 14:47:18    阅读次数:148
HDU 4981 Goffi and Median
题解:排序取中位数,然后与平均数比较即可。#include #include using namespace std;double a[1005],ave,med,sum; int n;int main(){ while(~scanf("%d",&n)){ sum=0; ...
分类:其他好文   时间:2014-08-26 15:14:16    阅读次数:166
9度oj 题目1004:Median【排序水题】
java...
分类:其他好文   时间:2014-08-26 11:38:25    阅读次数:324
CF-85D-Sum of Medians(线段树)
In one well-known algorithm of finding the k-th order statistics we should divide all elements into groups of five consecutive elements and find the median of each five. A median is called the middl...
分类:其他好文   时间:2014-08-25 22:50:55    阅读次数:297
[BestCoder Round #6] hdu 4981 Goffi and Median (水题)
Goffi and Median Problem Description A median in a sequence with the length of n is an element which occupies position number ?n+12? after we sort the elements in the non-decreasing order ...
分类:其他好文   时间:2014-08-25 11:55:34    阅读次数:159
HDU 4981 Goffi and Median(水)
HDU 4981 Goffi and Median 思路:排序就可以得到中间数,然后总和和中间数*n比较一下即可 代码: #include #include #include #include using namespace std; const int N = 1005; int n, a[N], sum; int main() { while (~sca...
分类:其他好文   时间:2014-08-24 23:54:23    阅读次数:288
题目1004:Median
题目描述: Given an increasing sequence S of N integers, the median is the number at the middle position. For example, the median of S1={11, 12, 13, 14} is 12, and the median of S2={9, 10, 15, 16, 17} is 15. The median of two sequences is defined to be...
分类:其他好文   时间:2014-08-24 19:24:22    阅读次数:235
【Leet Code】Median of Two Sorted Arrays
Median of Two Sorted Arrays  Total Accepted: 17932 Total Submissions: 103927My Submissions There are two sorted arrays A and B of size m and n respectively. Find the median of the two sort...
分类:其他好文   时间:2014-08-21 13:24:54    阅读次数:206
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