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#include <cstdio>
#include <cstdlib>
#include <iterator>
#include <iostream>
#include <algorithm>
#include <string>
#include <sstream>
#include <vector>
#include <cmath>
#include <cstring>
#include <stack>
#include <queue>
#include <map>
#include <set>
using namespace std;
typedef pair<int, int> PII;
typedef pair<double, double> PDD;
typedef vector<PII > VPII;
typedef vector<PDD > VPDD;
typedef vector<int> VI;
typedef vector<long long> VLL;
typedef vector<double> VD;
typedef vector<string> VS;
typedef long long LL;
typedef long double LD;
#define CLR(x,a) memset(x,a,sizeof(x))
#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 MIN(a, b) ((a) < (b)) ? (a) : (b)
#define MAX(a, b) ((a) > (b)) ? (a) : (b)
#define ABS(a) ((a) > 0 ? (a) : (-(a)))
#define PB push_back
#define PF push_front
#define MP make_pair
#define ST first
#define ND second
#define INF 1000000009 //duża liczba
#define EPS (10e-9) //mała liczba
#define PI 3.14159265358979323846
#define RET return
LL gcd(LL n, LL m){return m==0?n:gcd(m,n%m);}
int gcd(int n, int m){return m==0?n:gcd(m,n%m);}
inline bool IsZero(LD x){return (x>-EPS && x<EPS);}

LL k, t, n, x;
VLL v;
int main(){
	scanf("%lld %lld", &k, &t);
	n = pow(2, k);
	while(n--){
		scanf("%lld", &x);
		v.PB(x);
	}
	if(t&1){
		FORD(i, v.size()-1, 0){
			printf("%lld ", v[i]);
		} 
	}else{
		FOR(i, 0, v.size()-1){
			printf("%lld ", v[i]);
		}
	}
	printf("\n");
   RET 0;
}