class DualSegmentTree: def __init__(self, n, segfunc, ide_ele): self.segfunc = segfunc self.ide_ele = ide_ele self.num = 1 << (n - 1).bit_length() self.tree = [ide_ele] * 2 * self.num def update(self,l,r,x): l += self.num r += self.num while l < r: if l & 1: self.tree[l] = self.segfunc(self.tree[l],x) l += 1 if r & 1: self.tree[r-1] = self.segfunc(self.tree[r-1],x) l >>= 1 r >>= 1 def __getitem__(self,idx): idx += self.num res = self.ide_ele while idx: res = self.segfunc(res,self.tree[idx]) idx>>=1 return res import sys,random,bisect from collections import deque,defaultdict from heapq import heapify,heappop,heappush from itertools import permutations from math import log,gcd input = lambda :sys.stdin.readline().rstrip() mi = lambda :map(int,input().split()) li = lambda :list(mi()) mod = 1234567891 N,M = mi() A = li() dp = {0:1} for k in range(60): t = 2**k for j in range(N): ndp = {s:dp[s] for s in dp} for s in dp: if s+A[j]*t > M: continue if s+A[j]*t not in ndp: ndp[s+A[j]*t] = 0 ndp[s+A[j]*t] += dp[s] ndp[s+A[j]*t] %= mod dp = ndp dp = {s:dp[s] for s in dp if s%(2*t)==M%(2*t)} if M in dp: print(dp[M]) else: print(0)