#include "bits/stdc++.h"
#define rep(i,n) for(int i=0;i<n;i++)
using namespace std;

using ll = long long;

ll solve() {
    int N;
    cin >> N;
    vector<ll> Y(N);
    rep(i, N) cin >> Y[i];
    sort(Y.begin(), Y.end());
    if (Y[0] == Y[N - 1]) return 1;
    vector<ll> S(N + 1);
    S[0] = 0;
    rep(i, N) S[i + 1] = S[i] + Y[i];
    ll ret = 1e18;
    rep(i, N - 1) {
        if (Y[i] == Y[i + 1]) continue;
        ll sum1 = S[i + 1];
        ll mean1 = sum1 / (i + 1);
        if ((sum1 - mean1 * (i + 1)) * 2 >= i + 1) mean1++;
        int j = lower_bound(Y.begin(), Y.end(), mean1) - Y.begin();
        //cout << "j=" << j;
        ll dif = S[i + 1] - S[j] - mean1 * (i + 1 - j);
        //cout << " dif=" << dif;
        dif += mean1 * j - S[j];
        //cout << " dif=" << dif;
        ll sum2 = S[N] - S[i + 1];
        ll mean2 = sum2 / (N - i - 1);
        if ((sum2 - mean2 * (N - i - 1)) * 2 >= N - i - 1) mean2++;
        j = lower_bound(Y.begin(), Y.end(), mean2) - Y.begin();
        //cout << " j=" << j;
        dif += S[N] - S[j] - mean2 * (N - j);
        //cout << " dif=" << dif;
        dif += mean2 * (j - i - 1) - S[j] + S[i + 1];
        //cout << " dif=" << dif;
        ret = min(ret, dif);
        //cout << " i=" << i << " mean1=" << mean1 << " mean2=" << mean2 << endl; 
    }
    return ret;
}

int main() {
    cout << solve() << endl;
}