n,k = map(int,input().split())
a = list(map(int,input().split()))
mod = 998244353

if(k > 10):
    print(0)
    exit()
from collections import Counter
cnt=Counter(a)

dp=[[0] * (2**10) for _ in range(k+1)]
dp[0][0]=1

for x in range(2**10):
    for i in range(k):
        for y in range(2**10):        
            if(x&y)==0:
                dp[i+1][x|y] += dp[i][y] * cnt[x]
                dp[i+1][x|y] %= mod

ans = sum(dp[-1])%mod
print(ans)