#include<stdio.h>

int main(void){
    int n;
    double sum,h;
    while (scanf("%d", &n) != EOF)
    {
        sum=h=n;  //起始高度
        for (int i=1; i<5;i++){
            h /=2;   //回去的一半
            sum += h * 2;  //上下
        }
        printf("%lf\n", sum);
        printf("%lf\n", h/2);
    }
}