#include<bits/stdc++.h>
using namespace std;
#define int long long
#define pb push_back
#define F first
#define S second
signed main(){
	int n;
	double a[100045];
	cin >> n;	   
	double sum;
	for(int i = 0; i < n; i ++ ){
		cin >> a[i];
		sum += a[i];
	}
	double piece = sum/double(n+1);
	cout << setprecision(18);
	cout << piece*2 << " ";
	for(int i = 2; i <= n; i ++ )
		cout << piece << " ";
}