#include<bits/stdc++.h> using namespace std; int main() { double n,b; cin>>n; int a=n; int x[33]; int i=0; b=n-a; if(a==0)cout<<0; while(a!=0){ x[i]=a%2; a/=2; i++; } for(int j=i-1;j>=0;j--){ cout<<x[j]; } if(b!=0){ cout<<"."; while(b!=0){ b*=2; cout<<(int)b; b-=(int)b; } } return 0; }