#include <bits/stdc++.h>
using namespace std;
typedef long long ll;
typedef long double ld;
#ifdef LOKAL
#include "DEBUG_TEMPLATE.h"
#else
#define HERE
#define debug(args...)
#endif
typedef pair<int,int> pii;
#define ALL(x) x.begin(),x.end()

const int N = 50000 +15;
const ll oo = 1234567891LL;

int n;
ll m;
int sum = 0;
int a[N];
ll dp[N];
void solve()
{
	debug(oo*oo);
	cin>>n>>m;
	for(int i=0;i<n;i++)
	{
		cin>>a[i];
		sum+=a[i];
	}
	dp[0]=1;
	while(m)
	{
		for(int i=0;i<n;i++)
			for(int j=N-1;j>=a[i];j--)
				dp[j] = (dp[j] + dp[j-a[i]])%oo;
		for(int i=0;i<N;i++)
		{
			int x = i*2+(m&1);
			if(x<N)
				dp[i] = dp[x];
			else dp[i]=0;
		}
		m/=2;
	}
	cout<<dp[0]<<"\n";

}
/*

*/

int32_t main()
{
#ifndef LOKAL
    ios_base::sync_with_stdio(false);
    cin.tie(nullptr);
#endif
    int T=1;
    // cin>>T;
    while(T--)
    {
        solve();
    }
    return 0;
}