#include <cmath>
#include <cstdio>
#include <vector>
#include <iostream>
#include <algorithm>
#include<bits/stdc++.h>
using namespace std;
int main() {  
    int n;
    cin >> n;
    int a[n],i=0,sum=0,t=2;
    for(i=0;i<n;i++)
        cin>>a[i];
    for(i=0;i<n;i++)
    {
        sum+=a[i];
        t=2;
        while(t<a[i])
        {
            if(a[i]%t==0)
                sum+=(a[i]/t);
            t*=2;
        }
        if(a[i]!=1)
            sum+=1;
    }
    cout<<sum<<endl;
    return 0;
}