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#include <iostream>
#include <cstdio>
#include <vector>
using namespace std;

vector<int> cards;
int n, t, x;

int main()
{
    scanf ("%d %d", &n, &t);
    int pow = 1;
    for (int i = 0; i < n; i++) {
        pow *= 2;
    }
    for (int i = 0; i < pow; i++) {
        scanf("%d", &x);
        cards.push_back(x);
    }

    if (t % 2 == 0) {
        for (int i = 0; i < pow; i++)
            printf ("%d ", cards[i]);
    } else {
        for (int i = pow - 1; i >= 0; i--)
            printf ("%d ", cards[i]);
    }
    
   return 0;
}