#!/bin/python

import sys

def longestSequence(a):
    l=[]
    result=0
    for x in a:
        if x>1:
            if x%2==0:
                l.append(x)
                while(x>1):
                    x=x//2
                    l.append(x)
            else:
                l.append(x+1)
        else:
            l.append(1)
    for p in l:
        result=result+p
    return result
            
if __name__ == "__main__":
    n = int(raw_input().strip())
    a = map(long, raw_input().strip().split(' '))
    result = longestSequence(a)
    print result