#include <bits/stdc++.h>
using namespace std;
#define endl '\n'
#define st first
#define nd second
#define pb push_back
#define sz(x) (int)(x).size()
#define all(x) (x).begin(), (x).end()
#define ll long long
ll mod=1000000007;
int inf=1000000007;
ll infl=1000000000000000007;
ll P[67];
ll count_tastiness(ll x, vector<ll>w)
{
int k=sz(w);
P[0]=w[0];
for(int i=1;i<60;i++)
{
P[i]=P[i-1];
if(i<k) P[i]+=w[i]*(1LL<<i);
}
vector<ll>V;
V.pb(0);
for(int i=0;i<60;i++)
{
vector<ll>nV;
for(auto a:V)
{
ll c=(a+(1LL<<i))*x;
if(c/x!=(a+(1LL<<i))) break;
ll q=P[i]-(a+(1LL<<i))*x;
if(q<0) break;
nV.pb(a+(1LL<<i));
}
for(auto z:nV) V.pb(z);
}
return sz(V);
}
/*int main()
{
ios_base::sync_with_stdio(0);
cin.tie(0);
cout.tie(0);
int tt;
cin>>tt;
while(tt--)
{
int n;
ll x;
cin>>n>>x;
vector<ll>a(n);
for(int i=0;i<n;i++) cin>>a[i];
cout<<count_tastiness(x,a)<<endl;
}
return 0;
}*/
