#include<iostream> #include<cstring> #include<cmath> using namespace std; int main(){ double n; cin>>n; int z; double x; z=n; x=n-z; char a[64]; if(n==0) cout<<0; int i=0; while(z!=0){ a[i]=z%2+'0'; z/=2; i++; } a[i]='.'; int j=i+1; while(x>0){ a[j]=(int(x*2)+'0'); x=(x*2-int(x*2)); j++; } for(int q=i-1;q>=0;q--){ cout<<a[q]-'0'; } cout<<a[i]; for(int q=i+1;q<j;q++){ cout<<a[q]-'0'; } return 0; }