Lab task - (array - 4)

#include <bits/stdc++.h>

#define ll long long
#define ull unsigned long long
#define uom unordered_map
#define pb push_back
#define yes cout<<"YES\n"
#define no cout<<"NO\n"

#define dot(x) fixed<<setprecision(x)
#define wrench786 ios_base::sync_with_stdio(false);cin.tie(0);cout.tie(0);

#define PI (acos(-1.0))
#define eps 0.00001
const int LIMIT = 10000*10;
using namespace std;

int main(){
    int n,sum=0;
    cin>>n;
    int arr[n];
    for(int i=0;i<n;i++){
        cin>>arr[i];
        sum+=arr[i];
    }

    cout<<(double)sum/n<<endl;
}