N=int(input())
X=list(map(int,input().split()))
A=list(map(int,input().split()))

S=[0 for _ in range(N+1)]
for i in range(1,N+1):
    S[i]=S[i-1]^A[i-1]

INF=int(1e18)
dp=[INF for _ in range(N+1)]
dp[0]=0

for i in range(1,N+1):
    for j in range(i):
        dp[i]=min(dp[i],dp[j]+X[i-1]-X[j]+(S[i]^S[j]))
print(dp[-1])