#include<iostream> using namespace std; int main() { double x; cin >> x; int t = x; double y = x - t; int a[33] = {}; int i = 0; if(t == 0) cout << 0; while(t != 0){ a[i] = t % 2; t /= 2; i++; } for(int j = i - 1;j >= 0;j--){ cout << a[j]; } if(y != 0){ cout << '.'; while(y != 0){ y = y * 2; cout << (int)y; y = y - ((int)y); } } cout << endl; return 0; }