#include <math.h>
#include <stdio.h>
#include <string.h>
#include <stdlib.h>
#include <assert.h>
#include <limits.h>
#include <stdbool.h>

long int longestSequence(int n, long int* a) {
    int i,j=0;
    long long int k=0;
    long int* b;
    for(i=0;i<n;i++)
    {
        if(a[i]%2==1)
        {    b[j]=a[i]+1;
             j++;
        }
        
    }
    for(i=0;i<n;i++)
    {
        if(a[i]%2==0)
        {    b[j]=(3*a[i])/2+1;
             j++;
        }
        
    }
    for(i=0;i<j;i++)
        k+=b[i];
    
    return k;
}

int main() {
    int n; 
    scanf("%i", &n);
    long int *a = malloc(sizeof(long int) * n);
    for (int a_i = 0; a_i < n; a_i++) {
       scanf("%li",&a[a_i]);
    }
    long int result = longestSequence(n, a);
    printf("%ld\n", result);
    return 0;
}