#include using namespace std; using Int = long long; const char newl = '\n'; template inline void chmin(T1 &a,T2 b){if(a>b) a=b;} template inline void chmax(T1 &a,T2 b){if(a void drop(const T &x){cout< vector read(size_t n){ vector ts(n); for(size_t i=0;i>ts[i]; return ts; } //INSERT ABOVE HERE const int W = 1 << 10; signed main(){ cin.tie(0); ios::sync_with_stdio(0); vector dp(W,0),lp(W,0); dp[0]=lp[0]=1; int n; cin>>n; auto as=read(n); int ans=0; for(int a:as){ vector nx(W,0),nl(W,0); for(int i=0;i