//輸入繩子長度n，每天對半剪，求幾天後繩子長度將小於等於1

#include <stdio.h>
#include <stdlib.h>
#include <iostream>
#include <cstdlib>
using namespace std;
int main(void) 
{
	float n;
	int i=1;
	cin >> n;
	
	while(n>1)
	{
		n=n/2;
		cout << i << endl;
		i++;
	}
	
	
	system ("pause");
	return 0;
 }