#include <bits/stdc++.h>
using namespace std;
#define int long long
int A[41];
int sol(int n, int k) {
if (k < 0) return 0;
if (n == 0) return 1;
return sol(n - 1, k - A[n]) + sol(n - 1, k);
}
signed main() {
ios_base::sync_with_stdio(0); cin.tie(0); cout.tie(0);
int n, k; cin >> n >> k;
for (int i = 1;i <= n;i++) cin >> A[i];
sort(A + 1, A + n + 1);
int start_idx = 0;
for (int i = n;i > 0;i--) {
if (A[i] <= k) {
start_idx = i;
break;
}
}
cout << sol(start_idx, k);
return 0;
}
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