include [HTML_REMOVED]
using namespace std;
int n,s,ans,a[110];
int main(){
cin>>n;
for (int i=1;i<=n;i){
cin>>a[i];
s=s+a[i];
}
s=s/n;
for (int i=1;i<n;i){
a[i+1]=a[i+1]-s+a[i];
ans++;
if (a[i]==s) ans–;
}
cout<<ans;
return 0;
}