from collections import Counter
N, K = map(int, input().split())
A = list(map(int, input().split()))
mod = 998244353
U = 1 << 10

B = Counter(A)
if len(B) < K:
    print(0)
    exit()

dp = [[0] * (U + 1) for _ in range(K + 1)]
dp[0][0] = 1
cnt = 1
for a, val in B.items():
    for i in reversed(range(1, cnt + 1)):
        for j in range(U):
            if a & j:
                continue
            dp[i][a + j] += dp[i - 1][j] * val
            dp[i][a + j] %= mod
    cnt += 1
    cnt = min(K, cnt)

print(sum(dp[K]) % mod)