#include <bits/stdc++.h>
using namespace std;
using ll = long long;
// const ll MOD = 1e9+7;

#define all(x) x.begin(), x.end()
#define rall(x) x.rbegin(), x.rend()

int main() {
    ios::sync_with_stdio(false);
    cin.tie(nullptr);

    int n; cin >> n;
    vector<int> a(n);
    int sum = 0;
    for (int i = 0; i < n; i++) {
    	cin >> a[i];
    	sum += a[i];
    }
    
    int at = sum / n;
    sum = 0;
    int ans = 0;
    for (int i = 0; i < n; i++) {
    	sum += a[i];
    	if (sum != at*(i+1)) ans++;
    }
    cout << ans << "\n";

    return 0;
}