import java.util.Scanner;

// 注意类名必须为 Main, 不要有任何 package xxx 信息
public class Main {
    public static void main(String[] args) {
        Scanner in = new Scanner(System.in);
        int h=in.nextInt();
        double sum=h;
        double next=h/2.0;
        for(int i=2;i<=5;i++){
            sum=sum+next*2;
            next=next/2;
        }
        System.out.println(sum);
        System.out.println(next);
    }
}