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1157：Who's in the Middle

题目描述
FJ is surveying his herd to find the most average cow. He wants to know how much milk this 'median' cow gives: half of the cows give as much or more than the median; half give as much or less.

Given an odd number of cows N (1 <= N < 10,000) and their milk output (1..1,000,000), find the median amount of milk given such that at least half the cows give the same amount of milk or more and at least half give the same or less.
输入解释
* Line 1: A single integer N

* Lines 2..N+1: Each line contains a single integer that is the milk output of one cow.
输出解释
* Line 1: A single integer that is the median milk output.
输入样例 
5
2
4
1
3
5
输出样例 
3
提示
 
INPUT DETAILS: 

Five cows with milk outputs of 1..5 

OUTPUT DETAILS: 

1 and 2 are below 3; 4 and 5 are above 3.
来自杭电HDUOJ的附加信息
Recommend mcqsmall
该题目是Virtual Judge题目，来自 杭电HDUOJ
题目来源 USACO 2004 November
源链接： HDU-1157
最后修改于 2020-10-25T22:42:35+00:00 由爬虫自动更新
共提交 2 次
通过率 50.0%
时间上限 内存上限
2000/1000MS(Java/Others) 65536/32768K(Java/Others)