#include "bits/stdc++.h"
using namespace std;
#define int long long
#define rep(i,n) for(int i=0;i<n;i++)
#define vi vector<int>
#define all(a) a.begin(),a.end()
typedef pair<int,int> P;
const long long mod=998244353;
const long long inf=1ll<<61;
const int maxN=100;
int a[105];
int dp[102][102][1024];
signed main(){
    int n,k;cin>>n>>k;
    rep(i,n)cin>>a[i];
    dp[0][0][0]=1;
    rep(i,n){
        rep(j,k+1){
            rep(l,1<<10){
                if(!dp[i][j][l])continue;
                dp[i+1][j][l]+=dp[i][j][l];
                dp[i+1][j][l]%=mod;
                if(!(l&a[i])){
                    dp[i+1][j+1][l|a[i]]+=dp[i][j][l];
                    dp[i+1][j+1][l|a[i]]%=mod;
                }
            }
        }
    }
    int sum=0;
    rep(i,1<<10)sum+=dp[n][k][i];
    cout<<sum%mod<<endl;
}