def main():
    import sys
    input = sys.stdin.readline

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

    val = []
    for i, a in enumerate(A):
        b = a ^ X
        val.append((min((a << 30) + b, (b << 30) + a), i))
    val.sort(key=lambda y: y[0])

    a_prev = b_prev = -1
    for _, i in val:
        a = A[i]
        b = a ^ X
        if a <= b_prev or b <= a_prev:
            print("No")
            exit()
        a_prev = a
        b_prev = b
    print("Yes")


if __name__ == '__main__':
    main()