#include<bits/stdc++.h>
using namespace std;
int a;
int sum;
int main(){
cin>>a;
sum++;
if(a1){
cout<<sum;
return 0;
}
a/=2;
sum++;
if(a1){
cout<<sum;
return 0;
}
a/=2;
sum++;
if(a1){
cout<<sum;
return 0;
}
a/=2;
sum++;
if(a1){
cout<<sum;
return 0;
}
a/=2;
sum++;
if(a1){
cout<<sum;
return 0;
}
a/=2;
sum++;
if(a1){
cout<<sum;
return 0;
}
a/=2;
sum++;
if(a1){
cout<<sum;
return 0;
}
a/=2;
sum++;
if(a1){
cout<<sum;
return 0;
}
a/=2;
sum++;
if(a1){
cout<<sum;
return 0;
}
a/=2;
sum++;
if(a1){
cout<<sum;
return 0;
}
a/=2;
sum++;
if(a1){
cout<<sum;
return 0;
}
a/=2;
sum++;
if(a1){
cout<<sum;
return 0;
}
a/=2;
sum++;
if(a1){
cout<<sum;
return 0;
}
a/=2;
sum++;
if(a1){
cout<<sum;
return 0;
}
a/=2;
sum++;
if(a1){
cout<<sum;
return 0;
}
a/=2;
sum++;
if(a1){
cout<<sum;
return 0;
}
a/=2;
sum++;
if(a1){
cout<<sum;
return 0;
}
a/=2;
sum++;
if(a1){
cout<<sum;
return 0;
}
a/=2;
sum++;
if(a1){
cout<<sum;
return 0;
}
a/=2;
sum++;
if(a1){
cout<<sum;
return 0;
}
a/=2;
sum++;
if(a1){
cout<<sum;
return 0;
}
a/=2;
sum++;
if(a1){
cout<<sum;
return 0;
}
a/=2;
sum++;
if(a1){
cout<<sum;
return 0;
}
a/=2;
sum++;
if(a1){
cout<<sum;
return 0;
}
a/=2;
sum++;
if(a1){
cout<<sum;
return 0;
}
a/=2;
sum++;
if(a1){
cout<<sum;
return 0;
}
a/=2;
sum++;
if(a1){
cout<<sum;
return 0;
}
a/=2;
sum++;
if(a1){
cout<<sum;
return 0;
}
a/=2;
sum++;
if(a1){
cout<<sum;
return 0;
}
a/=2;
sum++;
if(a1){
cout<<sum;
return 0;
}
a/=2;
sum++;
if(a1){
cout<<sum;
return 0;
}
a/=2;
sum++;
if(a1){
cout<<sum;
return 0;
}
a/=2;
sum++;
if(a1){
cout<<sum;
return 0;
}
a/=2;
sum++;
if(a1){
cout<<sum;
return 0;
}
a/=2;
sum++;
if(a1){
cout<<sum;
return 0;
}
a/=2;
sum++;
if(a1){
cout<<sum;
return 0;
}
a/=2;
sum++;
if(a1){
cout<<sum;
return 0;
}
a/=2;
sum++;
if(a1){
cout<<sum;
return 0;
}
a/=2;
sum++;
if(a1){
cout<<sum;
return 0;
}
a/=2;
sum++;
if(a1){
cout<<sum;
return 0;
}
a/=2;
sum++;
if(a1){
cout<<sum;
return 0;
}
a/=2;
sum++;
if(a1){
cout<<sum;
return 0;
}
a/=2;
sum++;
if(a1){
cout<<sum;
return 0;
}
a/=2;
sum++;
if(a1){
cout<<sum;
return 0;
}
a/=2;
sum++;
if(a1){
cout<<sum;
return 0;
}
a/=2;
sum++;
if(a1){
cout<<sum;
return 0;
}
a/=2;
sum++;
if(a1){
cout<<sum;
return 0;
}
a/=2;
sum++;
if(a1){
cout<<sum;
return 0;
}
a/=2;
sum++;
if(a1){
cout<<sum;
return 0;
}
a/=2;
sum++;
if(a1){
cout<<sum;
return 0;
}
a/=2;
sum++;
if(a1){
cout<<sum;
return 0;
}
a/=2;
sum++;
if(a1){
cout<<sum;
return 0;
}
a/=2;
sum++;
if(a1){
cout<<sum;
return 0;
}
a/=2;
sum++;
if(a1){
cout<<sum;
return 0;
}
a/=2;
sum++;
if(a1){
cout<<sum;
return 0;
}
a/=2;
sum++;
if(a1){
cout<<sum;
return 0;
}
a/=2;
sum++;
if(a1){
cout<<sum;
return 0;
}
a/=2;
sum++;
if(a1){
cout<<sum;
return 0;
}
a/=2;
sum++;
if(a1){
cout<<sum;
return 0;
}
a/=2;
sum++;
if(a1){
cout<<sum;
return 0;
}
a/=2;
sum++;
if(a1){
cout<<sum;
return 0;
}
a/=2;
sum++;
if(a1){
cout<<sum;
return 0;
}
a/=2;
sum++;
if(a1){
cout<<sum;
return 0;
}
a/=2;
sum++;
if(a1){
cout<<sum;
return 0;
}
a/=2;
sum++;
if(a1){
cout<<sum;
return 0;
}
a/=2;
sum++;
if(a1){
cout<<sum;
return 0;
}
a/=2;
sum++;
if(a1){
cout<<sum;
return 0;
}
a/=2;
sum++;
if(a1){
cout<<sum;
return 0;
}
a/=2;
sum++;
if(a1){
cout<<sum;
return 0;
}
a/=2;
sum++;
if(a1){
cout<<sum;
return 0;
}
a/=2;
sum++;
if(a1){
cout<<sum;
return 0;
}
a/=2;
sum++;
if(a1){
cout<<sum;
return 0;
}
a/=2;
sum++;
if(a1){
cout<<sum;
return 0;
}
a/=2;
sum++;
if(a1){
cout<<sum;
return 0;
}
a/=2;
sum++;
if(a1){
cout<<sum;
return 0;
}
a/=2;
sum++;
if(a1){
cout<<sum;
return 0;
}
a/=2;
sum++;
if(a1){
cout<<sum;
return 0;
}
a/=2;
sum++;
if(a1){
cout<<sum;
return 0;
}
a/=2;
sum++;
if(a1){
cout<<sum;
return 0;
}
a/=2;
sum++;
if(a1){
cout<<sum;
return 0;
}
a/=2;
sum++;
if(a1){
cout<<sum;
return 0;
}
a/=2;
sum++;
if(a1){
cout<<sum;
return 0;
}
a/=2;
sum++;
if(a1){
cout<<sum;
return 0;
}
a/=2;
sum++;
if(a1){
cout<<sum;
return 0;
}
a/=2;
sum++;
if(a1){
cout<<sum;
return 0;
}
a/=2;
sum++;
if(a1){
cout<<sum;
return 0;
}
a/=2;
sum++;
if(a1){
cout<<sum;
return 0;
}
a/=2;
sum++;
if(a1){
cout<<sum;
return 0;
}
a/=2;
sum++;
if(a1){
cout<<sum;
return 0;
}
a/=2;
sum++;
if(a1){
cout<<sum;
return 0;
}
a/=2;
sum++;
if(a1){
cout<<sum;
return 0;
}
a/=2;
sum++;
if(a1){
cout<<sum;
return 0;
}
a/=2;
sum++;
if(a1){
cout<<sum;
return 0;
}
a/=2;
sum++;
if(a1){
cout<<sum;
return 0;
}
a/=2;
sum++;
if(a1){
cout<<sum;
return 0;
}
a/=2;
sum++;
if(a1){
cout<<sum;
return 0;
}
a/=2;
sum++;
if(a1){
cout<<sum;
return 0;
}
a/=2;
sum++;
if(a1){
cout<<sum;
return 0;
}
a/=2;
sum++;
if(a1){
cout<<sum;
return 0;
}
a/=2;
sum++;
if(a1){
cout<<sum;
return 0;
}
a/=2;
sum++;
if(a1){
cout<<sum;
return 0;
}
a/=2;
sum++;
if(a1){
cout<<sum;
return 0;
}
a/=2;
sum++;
if(a1){
cout<<sum;
return 0;
}
a/=2;
sum++;
if(a1){
cout<<sum;
return 0;
}
a/=2;
sum++;
if(a1){
cout<<sum;
return 0;
}
a/=2;
sum++;
if(a1){
cout<<sum;
return 0;
}
a/=2;
sum++;
if(a1){
cout<<sum;
return 0;
}
a/=2;
sum++;
if(a1){
cout<<sum;
return 0;
}
a/=2;
sum++;
if(a1){
cout<<sum;
return 0;
}
a/=2;
sum++;
if(a1){
cout<<sum;
return 0;
}
a/=2;
sum++;
if(a1){
cout<<sum;
return 0;
}
a/=2;
sum++;
if(a1){
cout<<sum;
return 0;
}
a/=2;
sum++;
if(a1){
cout<<sum;
return 0;
}
a/=2;
sum++;
if(a1){
cout<<sum;
return 0;
}
a/=2;
sum++;
if(a1){
cout<<sum;
return 0;
}
a/=2;
sum++;
if(a1){
cout<<sum;
return 0;
}
a/=2;
sum++;
if(a1){
cout<<sum;
return 0;
}
a/=2;
sum++;
if(a1){
cout<<sum;
return 0;
}
a/=2;
sum++;
if(a1){
cout<<sum;
return 0;
}
a/=2;
sum++;
if(a1){
cout<<sum;
return 0;
}
a/=2;
sum++;
if(a1){
cout<<sum;
return 0;
}
a/=2;
sum++;
if(a1){
cout<<sum;
return 0;
}
a/=2;
sum++;
if(a1){
cout<<sum;
return 0;
}
a/=2;
sum++;
if(a1){
cout<<sum;
return 0;
}
a/=2;
sum++;
if(a1){
cout<<sum;
return 0;
}
a/=2;
sum++;
if(a1){
cout<<sum;
return 0;
}
a/=2;
sum++;
if(a1){
cout<<sum;
return 0;
}
a/=2;
sum++;
if(a1){
cout<<sum;
return 0;
}
a/=2;
sum++;
if(a1){
cout<<sum;
return 0;
}
a/=2;
sum++;
if(a1){
cout<<sum;
return 0;
}
a/=2;
sum++;
if(a1){
cout<<sum;
return 0;
}
a/=2;
sum++;
if(a1){
cout<<sum;
return 0;
}
a/=2;
sum++;
if(a1){
cout<<sum;
return 0;
}
a/=2;
sum++;
if(a1){
cout<<sum;
return 0;
}
a/=2;
sum++;
if(a1){
cout<<sum;
return 0;
}
a/=2;
sum++;
if(a1){
cout<<sum;
return 0;
}
a/=2;
sum++;
if(a1){
cout<<sum;
return 0;
}
a/=2;
sum++;
if(a1){
cout<<sum;
return 0;
}
a/=2;
sum++;
if(a1){
cout<<sum;
return 0;
}
a/=2;
sum++;
if(a1){
cout<<sum;
return 0;
}
a/=2;
sum++;
if(a1){
cout<<sum;
return 0;
}
a/=2;
sum++;
if(a1){
cout<<sum;
return 0;
}
a/=2;
sum++;
if(a1){
cout<<sum;
return 0;
}
a/=2;
sum++;
if(a1){
cout<<sum;
return 0;
}
a/=2;
sum++;
if(a1){
cout<<sum;
return 0;
}
a/=2;
sum++;
if(a1){
cout<<sum;
return 0;
}
a/=2;
sum++;
if(a1){
cout<<sum;
return 0;
}
a/=2;
sum++;
if(a1){
cout<<sum;
return 0;
}
a/=2;
sum++;
if(a1){
cout<<sum;
return 0;
}
a/=2;
sum++;
if(a1){
cout<<sum;
return 0;
}
a/=2;
sum++;
if(a1){
cout<<sum;
return 0;
}
a/=2;
sum++;
if(a1){
cout<<sum;
return 0;
}
a/=2;
sum++;
if(a1){
cout<<sum;
return 0;
}
a/=2;
sum++;
if(a1){
cout<<sum;
return 0;
}
a/=2;
sum++;
if(a1){
cout<<sum;
return 0;
}
a/=2;
sum++;
if(a1){
cout<<sum;
return 0;
}
a/=2;
sum++;
if(a1){
cout<<sum;
return 0;
}
a/=2;
sum++;
if(a1){
cout<<sum;
return 0;
}
a/=2;
sum++;
if(a1){
cout<<sum;
return 0;
}
a/=2;
sum++;
if(a1){
cout<<sum;
return 0;
}
a/=2;
sum++;
if(a1){
cout<<sum;
return 0;
}
a/=2;
sum++;
if(a1){
cout<<sum;
return 0;
}
a/=2;
sum++;
if(a1){
cout<<sum;
return 0;
}
a/=2;
sum++;
if(a1){
cout<<sum;
return 0;
}
a/=2;
sum++;
if(a==1){
cout<<sum;
return 0;
}
}
