#include<bits/stdc++.h>
using namespace std;
long long read(){
    long long x=0,f=1;
    char ch=getchar();
    while(ch<'0'||ch>'9'){
        if(ch=='-')
            f=-1;
        ch=getchar();
    }
    while(ch>='0'&&ch<='9'){
        x=(x<<1)+(x<<3)+(ch^48);
        ch=getchar();
    }
    return x*f;
}
void write(long long x){
    if(x<0){
        putchar('-');
        x=-x;
    }
    if(x>9)write(x/10);
    putchar(x%10+'0');
}
double sum_1145=0;
int main(){
	int n = read();
	for(int i = 0; i < n; i++)sum_1145+=read();
	printf("%.6lf ",2*sum_1145/(n+1));
	for(int i = 1; i < n; i++)printf("%.6lf ",sum_1145/(n+1));
	
	return 0;
}