#include<bits/stdc++.h>
#define mod 998244353

using namespace std;

long long rep(int tg,vector<int> a){
  if(a.size()<=1){return 1;}

  vector<int> a0,a1;
  for(auto &nx : a){
    if(nx&(1ll<<tg)){
      a1.push_back(nx);
    }
    else{
      a0.push_back(nx);
    }
  }

  long long res=(rep(tg-1,a0)*rep(tg-1,a1))%mod;
  if(!a0.empty() && !a1.empty()){
    res*=2;
    res%=mod;
  }
  return res;
}

int main(){
  int n;
  cin >> n;
  vector<int> a(n);
  for(auto &nx : a){cin >> nx;}

  sort(a.begin(),a.end());
  a.erase(unique(a.begin(), a.end()), a.end());

  cout << rep(29,a) << "\n";
  return 0;
}