#include<bits/stdc++.h>
using namespace std;
#include<atcoder/all>
using namespace atcoder;
using ll = long long;
int n;
vector<ll> a;

void solve(){
	vector<ll> base;
	for(auto &v:a){
		for(auto &e:base){
			v = min(v,v^e);
		}
		if(v)base.push_back(v);
	}
	cout<<(1ll<<(base.size()))<<endl;
}

signed main(){
	cin.tie(nullptr);
	ios::sync_with_stdio(false);
	cin >> n;
	a = vector<ll>(n);
	for(auto &i:a)cin >> i;
	solve();
}