#include<bits/stdc++.h>
using namespace std;
int main()
{
    double n1,n2,sum;
    cin>>n1;
    sum=n1+n1;
    n2=n1;
    for(int i=1;i<=8;i++)
    {
        n1/=2;
        sum+=n1;
    }
    for(int i=1;i<=10;i++)
        n2/=2;
    cout<<fixed<<setprecision(4)<<sum<<endl;
    cout<<fixed<<setprecision(4)<<n2;
    return 0;
}//我是小牛逼，越来越牛逼！

jian
jian
dan
dan