n, x = map(int, input().split())
A = list(map(int, input().split()))

A.sort(key=lambda a: min(a, a ^ x))
for i in range(n - 1):
    if A[i] >= A[i + 1] ^ x or A[i] ^ x >= A[i + 1]:
        print("No")
        exit()
print("Yes")