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#include <iostream>
#include <sstream>
#include <fstream>
#include <string>
#include <vector>
#include <queue>
#include <algorithm>
#include <map>
#include <set>

using namespace std;

typedef long long LL;

#define MAX(a, b) ((a) > (b) ? (a) : (b))
#define MIN(a, b) ((a) < (b) ? (a) : (b))
#define ABS(val) ((val) < 0 ? -(val) : (val))

#define FOR(x, b, e) for(int x = b; x <= (e); ++x)
#define FORD(x, b, e) for(int x = b; x >= (e); --x)
#define REP(x, n) for(int x = 0; x < (n); ++x)
#define VAR(v, n) __typeof(n) v = (n)
#define ALL(c) (c).begin(), (c).end()
#define SIZE(x) ((int)(x).size())
#define FOREACH(i, c) for(VAR(i, (c).begin()); i != (c).end(); ++i)
#define PB push_back
#define ST first
#define ND second
const int INF = 1e9 + 1000;

/* PA-2016 R1 */

int cards[2000000];

int main() {
	int n, t;
	scanf("%d %d", &n, &t);

	int tot = 1<<n;
	
	REP(x, tot)
	{
		scanf("%d", &cards[x]);
	}

	REP(x, tot)
	{
		int ind = (t & 1) ? tot - x - 1 : x;
		printf("%d ", cards[ind]);
	}
	printf("\n");

	return 0;
}