import java.util.*;
import java.math.*;


public class Solution {
   
	public static void main(String[] args) {
		Scanner s=new Scanner(System.in);
		int n=s.nextInt();
		int ans=0;
		for(int i=0;i<n;i++) {
			int k=s.nextInt();
			while(k%2==0) {
				ans=ans+k;
				k=k/2;
			}
			if(k==1) {
				ans=ans+1;
			}
			else
				ans=ans+k+1;
		}
		System.out.println(ans);
	}
}