#include <iostream>
#include <vector>

using u32 = unsigned int;
using u64 = unsigned long long int;

constexpr u32 mod = 1234567891;
std::vector<u32> A;

int main(){
  u32 n;
  u64 m;
  std::cin >> n >> m;
  for(u32 i = 0; i < n; i++){
    u32 x;
    std::cin >> x;
    A.push_back(x);
  }

  std::vector<u32> num(2*50*500);
  num[0] = 1;
  for(; m; m >>= 1){
    for(u32 &a: A){
      if(a & 1){
        for(u32 i = num.size()-1; i >= a; i--){
          num[i] += num[i-a];
          if(num[i] >= mod) num[i] -= mod;
        }
      }
      else a >>= 1;
    }
    for(u32 i = m & 1; i < num.size(); i += 2) num[i/2] = num[i];
    for(u32 i = (num.size()+1)/2; i < num.size(); i++) num[i] = 0;
  }
  printf("%u\n", num[0]);
  return 0;
}