n = int(input())
x = list(map(int,input().split()))
a = list(map(int,input().split()))
b = [0]; dp = [0]+[sum(a)]*n
for v in a: b.append(b[-1]^v)
for i in range(n):
    for j in range(i+1):
        dp[i+1] = min(dp[i+1],dp[j]+(x[i]-x[j])+(b[i+1]^b[j]))
print(dp[n])