#include<bits/stdc++.h> using namespace std; int main(){ double i,h,S=0,h1; cin>>h; h1=h; for(int i=1;i<=10;i++){ S=S+2*h; h=h/2; } printf("%.3f",S-h1,h1); cout<<"\n"; printf("%.3f",h); return 0; }