/*
 * main.cpp
 *
 *  Created on: 15-Dec-2017
 *      Author: mohit
 */

#include <bits/stdc++.h>
using namespace std;

#define faltuni ios_base::sync_with_stdio(false)
#define andrbahr cin.tie(0);cout.tie(0)
#define harami1(x) if(x==1){jod++;continue;}
#define kela primer(kala) ? 1 : kamdev(kala)
typedef unsigned long long lamba;
typedef unsigned int ent;

bool primer(lamba kala) {
    ent i=2;
    while(i<kala) {
        if(kala%i == 0) {
            return false;
            break;
        }i++;
    }
    return true;
}

lamba kamdev(lamba kala) {
	lamba faisla = 0;
	while(kala) {
		kala /= 2;
		faisla += kala;
	}

	return faisla;
}

int main() {
	faltuni;
	andrbahr;
	ent n;
	cin >> n;
	lamba jod = 0;
	while(n--) {
		lamba kala;
		cin >> kala;
		harami1(kala)
        lamba chela = kela;
		jod += kala + chela;
	}
	cout << jod;
	return 0;
}