#include <bits/stdc++.h>

const int N = 100100;

int n;

double a[N];

int main() {
    scanf("%d", &n);

    for (int i = 1; i <= n; i ++) scanf("%lf", &a[i]);

    double sum = 0;
    for (int i = 1; i <= n; i ++) sum += a[i];
    
    printf("%.8lf ", 2 * sum / (n + 1));
    for (int i = 2; i <= n; i ++) printf("%.8lf ", sum / (n + 1));
    puts("");

    return 0;
}