#!/bin/python3

import sys
if __name__ == "__main__":
    n = int(input().strip())
    li=[]
    j=2
    result=0
    a = list(map(int, input().strip().split(' ')))
    for i in range(max(a)):
        li.append(j)
        j=j*2
    for i in a:
        if(i==1):
            result=result+1
        elif(i%2==1):
            result=result+1+i
        elif(i in li):
            result=result+i*2-1
        else:
            result=result+i*2-2 
    print(result)