#include <bits/stdc++.h>
using namespace std;
using ll = long long;
using P = pair<ll,ll>;
#define fix(x) fixed << setprecision(x)
#define asc(x) x, vector<x>, greater<x>
#define rep(i, n) for(ll i = 0; i < n; i++)
#define all(x) (x).begin(),(x).end()
template<class T>bool chmin(T&a, const T&b){if(a>b){a=b;return 1;}return 0;}
template<class T>bool chmax(T&a, const T&b){if(a<b){a=b;return 1;}return 0;}
constexpr ll INFLL = (1LL << 62), MOD = 998244353;
constexpr int INF = (1 << 30);

int main(){
    cin.tie(nullptr);
    ios::sync_with_stdio(false);
    ll n;
    cin >> n;
    ll ans = n * (n+1) / 2 * ((1<<28)-1);
    vector<int> a(n);
    rep(i,n) cin >> a[i];
    rep(i,28){
        ll cnt = 0;
        rep(j,n){
            if((a[j]>>i)&1){
                ans -= (1<<i) * (cnt+1) * cnt / 2;
                cnt = 0;
            }else cnt++;
        }
        ans -= (1<<i) * (cnt+1) * cnt / 2;
    }
    cout << ans << '\n';
    return 0;
}