import java.util.Scanner;

/**
 * @author lushuifa
 * @version [版本号, 2022年04月01日}]
 * @ClassName : HJ38
 * @Description : 求小球落地5次后所经历的路程和第5次反弹的高度
 * @since [2022-04-01]
 */
public class Main {

    public static void main(String[] args) {
        Scanner in = new Scanner(System.in);
        while (in.hasNextInt()) {
            // 个数
            double initHeight = new Double(in.nextInt());
            double totalHeight = initHeight;
            int index = 1;
            while (index < 5) {
                totalHeight += initHeight;
                initHeight /= 2;
                index++;
            }
            // 第五次的高度
            double fiveHeight = initHeight/2;
            // 输出累计高度
            System.out.println(totalHeight);
            // 输出第五次的高度
            System.out.println(fiveHeight);
        }
    }
}