import java.util.Scanner;

public class SumForLoop{

	public static void main (String[] args){
		Scanner in = new Scanner(System.in);

		double answer = 0;




		for (double i = 1,  j = 3; i < 99; i += 2, j += 2) {

			answer += i/j ;
			System.out.println(answer);
 		}

 	}
}