#include<iostream>
using namespace std;
int N,A[2<<17];
int main()
{
	ios::sync_with_stdio(false);
	cin.tie(nullptr);
	cin>>N;
	for(int i=0;i<N;i++)cin>>A[i];
	long long ans=0;
	for(int k=0;k<28;k++)
	{
		int prv=0;
		long long now=(long long)N*(N+1)/2;
		for(int i=0;i<N;i++)if(A[i]>>k&1)
		{
			int len=i-prv;
			now-=(long long)len*(len+1)/2;
			prv=i+1;
		}
		{
			int len=N-prv;
			now-=(long long)len*(len+1)/2;
		}
		ans+=now<<k;
	}
	cout<<ans<<endl;
}