#include<bits/stdc++.h>
using namespace std;
typedef long long LL;
LL a[2010];
int main(){
	LL n;
	cin>>n;
	for(LL i=1;i<=n;i++)    scanf("%lld",&a[i]);
	LL sum=0,f=0;
	for(LL i=1;i<=n;i++)    sum+=a[i];
	f=sum/n;
	LL cnt=0;
	for(LL i=1;i<=n;i++){
		if(a[i]<f){
		    a[i+1]=a[i+1]-(f-a[i]);
		    cnt++;
		}
		if(a[i]>f){
		    a[i+1]=a[i+1]+(a[i]-f);
		    cnt++;
		}
	}
	cout<<cnt;
	return 0;
}