#include "biscuits.h"
#include<bits/stdc++.h>
#define pb push_back
#define mp make_pair
#define vi vector<int>
#define f0r(i,n) for(int i = 0; i<n; i++)
#define FOR(i, k, n) for(int i = k; i<n; i++)
#define dout(x) cout<<x<<' '<<#x<<'\n';
#define vout(x) for(auto u : x)cout<<u<<' '; cout<<'\n';
#define vb vector<bool>
using namespace std;
long long count_tastiness(long long x, std::vector<long long> a) {
long long cur = 1;
long long ans = 1;
long long mult = 1;
int n = a.size();
f0r(i, n){
if(a[i] == 0){
if(cur != 1){
ans *= cur;
cur = 1;
mult = 1;
}
}
else{
cur += mult * a[i];
mult *= 2;
}
}
if(cur != 0){
ans *= cur;
cur = 1;
mult = 1;
}
return ans;
}
