#include<iostream>

using namespace std;

const int MAXN = 105;
int a[MAXN], n, ans, sum, cri;

int main(){
cin >> n;
for(int i = 1; i <= n; i++) cin >> a[i], sum += a[i];
cri = sum / n;
for(int i = 1; i <= n; i++){
if(a[i] == cri) continue;
a[i+1] -= cri-a[i];
ans++;
}
cout << ans;
return 0;
}

#include<iostream>

using namespace std;

const int MAXN = 105;
int a[MAXN], n, ans, sum, cri;

int main(){
cin >> n;
for(int i = 1; i <= n; i++) cin >> a[i], sum += a[i];
cri = sum / n;
for(int i = 1; i <= n; i++){
if(a[i] == cri) continue;
a[i+1] -= cri-a[i];
ans++;
}
cout << ans;
return 0;
}

#include<iostream>
using namespace std;
int a[105];
int main()
{
int n,ans=0;
cin>>n;
int sum=0;
for(int i=0;i<n;i++)
cin>>a[i],sum+=a[i];
sum/=n;
for(int i=0;i<n;i++)
if(a[i]-sum)
a[i+1]+=a[i]-sum,++ans;
cout<<ans<<endl;
return 0;
}