#include <bits/stdc++.h>
using namespace std;
using ll = long long;
#define rep(i,n) for (int i=0;i<(int)(n);i++)
const int MOD = 998244353;

int main(){
  int n;
  cin>>n;
  vector<int> a(n);
  rep(i,n) cin>>a.at(i);
  ll ans=0;
  rep(k,30){
    vector<int> b(n,0);
    rep(i,n) if(a.at(i)&(1<<k)) b.at(i)=1;
    int bf=-1;
    ll ct=0;
    rep(i,n){
      if(b.at(i)==1){
        ct+=i+1;
        bf=i;
      }else{
        if(bf!=-1) ct+=bf+1;
      }
    }
    ans+=ct*(1<<k);
  }
  cout<<ans<<endl;
}