/* -*- coding: utf-8 -*-
 *
 * 2656.cc:  No.2656 XOR Slimes - yukicoder
 */

#include<cstdio>
#include<algorithm>
 
using namespace std;

/* constant */

const int MAX_N = 5000;
const long long LINF = 1LL << 62;

/* typedef */

typedef long long ll;

/* global variables */

int xs[MAX_N], as[MAX_N];
int ass[MAX_N + 1];
ll dp[MAX_N + 1];

/* subroutines */

/* main */

int main() {
  int n;
  scanf("%d", &n);
  for (int i = 0; i < n; i++) scanf("%d", xs + i);
  for (int i = 0; i < n; i++) scanf("%d", as + i);

  for (int i = 0; i < n; i++) ass[i + 1] = ass[i] ^ as[i];

  for (int i = 0; i < n; i++) {
    ll mind = LINF;
    for (int j = 0; j <= i; j++)
      mind = min(mind, dp[j] + (ass[i + 1] ^ ass[j]) + (xs[i] - xs[j]));
    dp[i + 1] = mind;
  }

  printf("%lld\n", dp[n]);
  
  return 0;
}