#include <bits/stdc++.h>
using namespace std;

#ifdef _RUTHEN
#include "debug.hpp"
#else
#define show(...) true
#endif

using ll = long long;
#define rep(i, n) for (int i = 0; i < (n); i++)
template <class T> using V = vector<T>;

int main() {
    ios::sync_with_stdio(false);
    cin.tie(0);
    ll N, S;
    cin >> N >> S;
    V<ll> A(N);
    rep(i, N) cin >> A[i];
    ll N2 = N / 2;
    V<ll> A1 = {0}, A2 = {0};
    rep(i, N2) {
        V<ll> B;
        ll c = A[i];
        while (c <= S) {
            for (auto a : A1) {
                B.push_back(a + c);
            }
            c *= A[i];
        }
        A1 = B;
    }
    rep(i, N - N2) {
        V<ll> B;
        ll c = A[i + N2];
        while (c <= S) {
            for (auto a : A2) {
                B.push_back(a + c);
            }
            c *= A[i + N2];
        }
        A2 = B;
    }
    sort(A1.begin(), A1.end());
    sort(A2.begin(), A2.end());
    ll ans = 0;
    for (auto a : A1) {
        if (S - a >= 0) ans += upper_bound(A2.begin(), A2.end(), S - a) - A2.begin();
    }
    cout << ans << '\n';
    return 0;
}