#define rep(i,n) for(int i=0;i<(int)(n);i++)
#define ALL(v) v.begin(),v.end()
typedef long long ll;
 
#include<bits/stdc++.h>
using namespace std;

int main(){
  ios::sync_with_stdio(false);
  std::cin.tie(nullptr);
  
  ll n;
  cin>>n;
  vector<ll> A(n);
  rep(i,n) cin>>A[i];
  
  ll ans=0;
  ll tt=1;
  rep(i,28){
    ll tmp=0;
    ll sum=n*(n+1)/2;
    rep(j,n){
      if(!(A[j]&(1LL<<i))) {
        tmp++;
      }
      else{
        sum-=(tmp+1)*tmp/2;
        tmp=0;
      }
    }
    sum-=(tmp+1)*tmp/2;
    ans+=sum*tt;
    tt*=2;
  }
  cout<<ans<<endl;
  
  return 0;
}