16 lines
325 B
C++
16 lines
325 B
C++
#include <bits/stdc++.h>
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using namespace std;
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const int N = 100010;
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int n, res;
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int a[N];
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int main() {
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cin >> n;
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for (int i = 0; i < n; i++) cin >> a[i];
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sort(a, a + n); // 注意下标从0开始
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for (int i = 0; i < n; i++) res += abs(a[i] - a[n / 2]);
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printf("%d", res);
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return 0;
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} |