#include <bits/stdc++.h>
using namespace std;
#define endl '\n';
#define int long long
typedef pair<int, int> PII;
int read() {
	int x = 0;
	char c = getchar();
	while (c < '0' || c > '9') {
		c = getchar();
	}
	while (c >= '0' && c <= '9')
		x = x * 10 + c - '0', c = getchar();
	return x;
}
void write(int x) {
	if (x < 0)
		putchar('-'), x = -x;
	if (x > 9)
		write(x / 10);
	putchar(x % 10 + '0');
}
void print(int x, char c) { write(x), putchar(c); }
int n;
long double arr[100010] ,sum;
signed main() {
	scanf("%lld", &n);
	for (int i = 1; i <= n; i++) {
		scanf("%Lf", arr + i);
		sum += arr[i];
	}
	long double cur = sum / (n + 1);
	printf("%.10Lf ", cur * 2);
	for (int i = 1; i < n; i++) {
		printf("%.10Lf ", cur);
	}
	puts("");
	return 0;
}