MiYu原創, 轉帖請注明 : 轉載自?______________白白の屋????

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題目地址:

http://acm.hdu.edu.cn/showproblem.php?pid=1157?

題目描述:

Who's in the Middle

Time Limit: 2000/1000 MS (Java/Others)????Memory Limit: 65536/32768 K (Java/Others)
Total Submission(s): 2451????Accepted Submission(s): 1204


Problem DescriptionFJ 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.

Input* Line 1: A single integer N?

* Lines 2..N+1: Each line contains a single integer that is the milk output of one cow.

Output* Line 1: A single integer that is the median milk output.

Sample Input

5 2 4 1 3 5
Sample Output

3 Hint INPUT DETAILS: Five cows with milk outputs of 1..5 OUTPUT DETAILS: 1 and 2 are below 3; 4 and 5 are above 3.

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水題, ?直接代碼 :

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/*

MiYu?-′′, ×aì???×￠?÷ : ×a??×? ______________°×°×¤??Y

?? ? ? ? ?http://www.cnblog.com/MiYu

Author By : MiYu

Test ? ? ?: 1

Program ? : 1157

*/

#include <iostream>

#include <algorithm>

using namespace std; ? ? ? ? ??

int cow[10010];

int main ()

{

?? ?int N;

?? ?while ( cin >> N ){

?? ? ? ? ? for ( int i = 0; i < N; ++ i ) cin >> cow[i];

?? ? ? ? ? sort ( cow, cow + N ); ? ? ?

?? ? ? ? ? cout << cow[N/2] << endl;

?? ?}

?? ?return 0;

}

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轉載于:https://www.cnblogs.com/MiYu/archive/2010/09/04/1818237.html

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