#include<stdio.h> int main() { int n,i; scanf("%d",&n); for(i=0;n%2==0;i++) { n/=2; } printf("%d",i);

return 0;

}

#include<stdio.h> int main() { int n,a; a=0; scanf("%d",&n); while(n%2==0){ n=n/2; a++; } printf("%d",a); return 0; }

#include <stdio.h> int main() { int n; scanf("%d",&n); int a=0; for (int i=2;i<=n;i*=2){ if (n%i==0){ a++; }

}
printf("%d",a);

}

import java.util.Scanner;
public class Main {
public static void main(String[] args) {
Scanner sc = new Scanner(System.in);
int a=sc.nextInt();
int sum=0;
int count=0;
for (int i = 2; i <= a; i*=2) {
sum++;
if(a%i==0){
count=sum;
}
}
System.out.println(count);
}

}

#include <stdio.h>
int main()
{
    int a,b=0;
    scanf("%d",&a);
    while(a%2==0){b=b+1;a=a/2;}
    printf("%d",b);
    return 0;
}//

#include<stdio.h>

int main() { int n; int i=0; scanf("%d",&n);

while(n%2==0){

n=n/2;
i++;

} printf("%d",i);

return 0; }

#include<iostream> using namespace std; int main() { int n; int i=0; cin>>n;

while(n%2==0){

n=n/2;
i++;

} cout<<i<<endl;

return 0; }