#include "bits/stdc++.h" //#include "atcoder/all" using namespace std; //using namespace atcoder; //using mint = modint1000000007; //const int mod = 1000000007; //using mint = modint998244353; //const int mod = 998244353; //const int INF = 1e9; //const long long LINF = 1e18; #define rep(i, n) for (int i = 0; i < (n); ++i) #define rep2(i,l,r)for(int i=(l);i<(r);++i) #define rrep(i, n) for (int i = (n-1); i >= 0; --i) #define rrep2(i,l,r)for(int i=(r-1);i>=(l);--i) #define all(x) (x).begin(),(x).end() #define allR(x) (x).rbegin(),(x).rend() #define endl "\n" const int lim = 1 << 10; bool dp[20004][2][lim]; int main() { ios::sync_with_stdio(false); cin.tie(nullptr); int N; cin >> N; vectorA(N); rep(i, N) { cin >> A[i]; } vectorS(N + 1);//後ろからの累積和 rrep(i, N) { S[i] = A[i] + S[i + 1]; } vectortable(lim*N + 1); table[S[0]] = true; int ans = 1; dp[0][1][0] = true; rep(i, N) { rep(j, lim) { if ((!dp[i][0][j]) && (!dp[i][1][j])) { continue; } dp[i + 1][0][(j + A[i]) % lim] = true; dp[i + 1][1][j&A[i]] = true; } rep(j, lim) { if (dp[i + 1][1][j] && !table[j + S[i + 1]]) { table[j + S[i + 1]] = true; ans++; } } cout << ans << endl; } return 0; }