#include <iostream>
#include <cstdio>
#include <cmath>
#include <ctime>
#include <cstdlib>
#include <cassert>
#include <vector>
#include <list>
#include <stack>
#include <queue>
#include <deque>
#include <map>
#include <set>
#include <bitset>
#include <string>
#include <algorithm>
#include <utility>
#define llint long long
#define inf 1e18
#define rep(x, s, t) for(llint (x) = (s); (x) < (t); (x)++)
#define Rep(x, s, t) for(llint (x) = (s); (x) <= (t); (x)++)
#define chmin(x, y) (x) = min((x), (y))
#define chmax(x, y) (x) = max((x), (y))
#define mod 998244353

using namespace std;
typedef pair<llint, llint> P;

llint n, x;
llint a[200005];
vector<llint> vec[1<<18], vec2[1<<18];

llint calc(llint p)
{
	for(int i = 0; i < (1<<18); i++) vec[i].clear(), vec2[i].clear();
	
	llint mask = 0;
	for(int j = p+1; j < 18; j++) mask |= x & (1<<j);
	for(int i = 1; i <= n; i++){
		llint head = (a[i]>>p)<<p, tail = a[i]&((1<<p)-1);
		vec[head].push_back(tail);
		vec2[head^mask].push_back(tail);
	}
	
	llint ret = 0;
	for(int i = 0; i < (1<<18); i++){
		llint x = vec[i].size(), y = vec2[i].size();
		if(vec[i].size() == 0) continue;
		for(int j = p; j < 18; j++){
			if((mask & (1<<j)) || (i & (1<<j))){
				ret += (1<<j)*x*y;
			}
		}
		for(int j = 0; j < p; j++){
			llint cnt = 0, cnt2 = 0;
			for(int k = 0; k < vec[i].size(); k++){
				if(vec[i][k] & (1<<j)) cnt++;
			}
			for(int k = 0; k < vec2[i].size(); k++){
				if(vec2[i][k] & (1<<j)) cnt2++;
			}
			ret += (1<<j) * (x*y-(x-cnt)*(y-cnt2));
		}
		
	}
	return ret;
}

int main(void)
{
	ios::sync_with_stdio(0);
	cin.tie(0);
	
	cin >> n >> x;
	for(int i = 1; i <= n; i++) cin >> a[i];
	
	llint ans = 0;
	for(int i = 17; i >= 0; i--){
		if(x & (1<<i)) ans += calc(i);
	}
	for(int i = 1; i <= n; i++) ans -= a[i];
	ans /= 2;
	cout << ans << endl;
	
	return 0;
}