import java.util.*;
import java.io.*;
import java.math.*;
 
class Ideone { 
    public static void main(String args[]) {
    	Scanner in = new Scanner(System.in);
    	int n = in.nextInt();
    	double[] X = new double[n];
    	double sum = 0;
    	for(int i = 0; i < n; i++){
    		X[i] = in.nextDouble();
    		sum += X[i];		//на лету подсчитывать сумму первых i элементов
    		X[i] = sum/(i+1);	//и сразу же производить замену
    	}
    	for(double x : X)
    		System.out.print(x+"\t");
    }
}

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