part 2 ques 3

#include <bits/stdc++.h>

using namespace std;
typedef long long ll;
#define pi acos(-1)
double avg(int arr[],int size)
{
    int sum=0;
    for(int i=0;i<size;i++)
        sum+=arr[i];
    double average = (sum*1.0)/(size*1.0);
    return average;
}

int main()
{
    #ifndef ONLINE_JUDGE
        freopen("input.txt", "r", stdin);
        freopen("output.txt", "w", stdout);
    #endif

    int n;
    cin >> n;
    int arr[n];
    for(int i=0;i<n;i++)
        cin >> arr[i];
    printf("Average value = %.2lf\n",avg(arr,n));

    return 0;
}