#include <bits/stdc++.h>
using namespace std;
using namespace chrono;

int main() {
	auto start = system_clock::now();
	random_device rnd;
	mt19937 mt(rnd());
	int n, m;
	cin >> n >> m;
	int a[n];
	for (auto &i : a) {
		cin >> i;
	}
	pair<int, vector<int>> ans(0, vector<int>());
	while (duration_cast<milliseconds>(system_clock::now() - start).count() < 1400) {
		shuffle(a, a + n, mt);
		int score = 0;
		for (int i = 0; i < m; i++) {
			score ^= a[i];
		}
		if (ans.first < score) {
			vector<int> v(m);
			for (int i = 0; i < m; i++) {
				v[i] = a[i];
			}
			ans = {score, v};
		}
	}
	for (auto &i : ans.second) {
		cout << i << ' ';
	}
	cout << endl;
	return 0;
}