#include<bits/stdc++.h>
using namespace std;
typedef long long ll;
ll const mod=1000000007;
ll const md=998244353;
ll mypowr(ll a,ll b) {ll res=1;a%=mod; assert(b>=0);
for(;b;b>>=1){if(b&1)res=res*a%mod;a=a*a%mod;}return res;}
ll mypow(ll a,ll b) {ll res=1;assert(b>=0);
for(;b;b>>=1){if(b&1)res=res*a;a=a*a;}return res;}
ifstream in("elevi.in");
ofstream out("elevi.out");
#define mp make_pair
#define pb push_back
#define pf push_front
#define fi first
#define se second
int main()
{
ios_base::sync_with_stdio(0);
cout<<fixed<<setprecision(15);
cin.tie(0);cout.tie(0);
ll n;in>>n;
ll cnt=0;
double sum=0;
for(int i=1;i<=n;++i){
ll x;in>>x;
if(x>0)sum+=x;
else ++cnt;
}
out<<cnt<<" "<<sum/(n-cnt)<<'\n';
return 0;
}
