#include <bits/stdc++.h>
#define int long long
using namespace std;
int n;
double a[100001], sum;
signed main()
{
    cin >> n;
    for (int i = 1; i <= n; i++)
    {
        cin >> a[i];
        sum += a[i];
    }
    printf("%.10lf ", sum / (n + 1) * 2);
    for (int i = 2; i <= n; i++)
    {
        printf("%.10lf ", sum / (n + 1));
    }
    return 0;
}