#include <iostream>
#include <vector>
#include <algorithm>
#include <map>
#include <queue>
#include <set>
#include <random>
#include <iomanip>
#include <string>
#include <cmath>
#include <complex>
using namespace std;
typedef long long ll;
#define rep(i, n) for(int i = 0; i < (n); i++)

template<class T>
using vi = vector<T>;

template<class T>
using vii = vector<vi<T>>;

template<class T>
using viii = vector<vii<T>>;

using P = pair<ll, int>;

void chmin(ll & x, ll y) { x = min(x, y); }

void chmax(ll& x, ll y) { x = max(x, y); }

int main()
{
    ll n;
    cin >> n;
    vi<ll> a(n);
    rep(i, n) cin >> a[i];

    ll ans = 0;    
    const int mx = 28;
    rep(i, mx) {
        ll cnt = 0;        
        ans += (1LL << i) * n * (n + 1) / 2;
        rep(j, n) {
            if (a[j] >> i & 1) {
                ans -= (1LL << i) * cnt * (cnt + 1) / 2;
                cnt = 0;
            }
            else cnt++;
        }
        if (cnt) ans -= (1LL << i) * cnt * (cnt + 1) / 2;
    }
    cout << ans << endl;
    return 0;
}