## 4:Who's in the Middle

- 总时间限制:
- 1000ms
- 内存限制:
- 65536kB

- 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
- * 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
- * Line 1: A single integer that is the median milk output.
- 样例输入
5
2
4
1
3
5

- 样例输出
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.
- 来源
- USACO 2004 November

- 全局题号
- 1390
- 提交次数
- 488
- 尝试人数
- 184
- 通过人数
- 183

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