import sys
import collections

class Bit:
    def __init__(self, n):
        self.size = n
        self.tree = [0] * (n + 1)

    def sum(self, i):
        s = 0
        while i > 0:
            s += self.tree[i]
            i -= i & -i
        return s

    def add(self, i, x):
        while i <= self.size:
            self.tree[i] += x
            i += i & -i

N = int(input())
A = list(map(int,input().split()))
B = list(map(int,input().split()))
A2 = [0] * (N-1)
B2 = [0] * (N-1)

if A[0] != B[0] or A[-1] != B[-1]:
    print(-1)
    sys.exit()

for i in range(N-1):
    A2[i] = A[i] ^ A[i+1]
    B2[i] = B[i] ^ B[i+1]

if collections.Counter(A2) != collections.Counter(B2):
    print(-1)
    sys.exit()

dic = {}
for i,b in enumerate(B2,1):
    if b in dic:
        dic[b].append(i)
    else:
        dic[b]= [i]
for k in dic.keys():
    dic[k].sort(reverse=True)
print(A2,B2)
bit = Bit(N-1)
ans = 0
for i,a in enumerate(A2,1):
    x = dic[a][-1]
    dic[a].pop(-1)
    bit.add(x,1)
    ans += i - bit.sum(x)

print(ans)