import java.io.*;
import java.util.*;

public class Main {
    static final int MOD = 998244353;
    public static void main(String[] args) throws Exception {
        Scanner sc = new Scanner();
        int n = sc.nextInt();
        int k = sc.nextInt();
        if (k > 10) {
            System.out.println(0);
            return;
        }
        int[][] dp = new int[k + 1][1 << 10];
        for (int i = 0; i < n; i++) {
            int x = sc.nextInt();
            int xor = ((1 << 10) - 1) ^ x;
            for (int j = xor; j > 0; j = ((j - 1) & xor)) {
                for (int a = 1; a <= k; a++) {
                    dp[a][j | x] += dp[a - 1][j];
                    dp[a][j | x] %= MOD;
                }
            }
            dp[1][x]++;
        }
        int ans = 0;
        for (int x : dp[k]) {
            ans += x;
            ans %= MOD;
        }
        System.out.println(ans);
    }
}

class Scanner {
    BufferedReader br = new BufferedReader(new InputStreamReader(System.in));
    StringTokenizer st = new StringTokenizer("");
    
    public Scanner() throws Exception {
        
    }
    
    public int nextInt() throws Exception {
        return Integer.parseInt(next());
    }
    
    public long nextLong() throws Exception {
        return Long.parseLong(next());
    }
    
    public double nextDouble() throws Exception {
        return Double.parseDouble(next());
    }
    
    public String next() throws Exception {
        if (!st.hasMoreTokens()) {
            st = new StringTokenizer(br.readLine());
        }
        return st.nextToken();
    }
}