from collections import Counter
MOD = 998244353
n, k = map(int, input().split())
if k > 10:
    print(0)
else:
    a = list(map(int, input().split()))
    c = tuple(Counter(a).items())
    n = len(c)
    dp = [[[0] * 1024 for _ in range(n + 1)] for i in range(k + 1)]
    dp[0][0][0] = 1
    for i in range(n):
        kt, vt = c[i]
        for j in range(1024):
            for ka in range(k + 1):
                dp[ka][i + 1][j] += dp[ka][i][j]
                if (j & kt) == 0 and ka < k:
                    dp[ka + 1][i + 1][j ^ kt] += dp[ka][i][j] * vt
                dp[ka][i + 1][j] %= MOD
    ans = 0
    for i in range(1024):
        ans += dp[k][n][i]
    print(ans % MOD)