题目链接：货仓选址

#include <iostream>
#include <algorithm>using namespace std;const int N = 100010;int n;
int a[N];int main()
{cin >> n;for(int i = 0; i < n; i ++) cin >> a[i];sort(a, a + n);int res = 0;for(int i = 0; i < n; i ++) res += abs(a[i] - a[n / 2]);cout << res << endl;return 0;
}