#!/bin/python3

import sys

def longestSequence(a):
    total = 0
    for x in a:
            if x == 1 : total = total + 1
            elif x % 2 != 0 : total = total + 1 + x
            else:
                while(x != 1):
                    if x % 2 == 0:
                        total = total + x
                        x = x/2
                    else: 
                        total = total + x + 1
                        x = 1
    return int(total)
if __name__ == "__main__":
    n = int(input().strip())
    a = list(map(int, input().strip().split(' ')))
    result = longestSequence(a)
    print(result)