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#include <stdio.h>

using namespace std;

int pot(int a, int b)
{
    if (b == 0) return 1;
    if (b % 2) return a * pot(a, b-1);
    else return pot(a, b/2)*pot(a, b/2);
}
int tab[1200000];
int main()
{
    int n, t;
    scanf("%d %d", &n, &t);
    int ind = pot(2, n);
    for (int i = 0; i < ind; i++) scanf("%d", &tab[i]);
    if (t % 2) for (int i = ind - 1; i >= 0; i--) printf("%d ", tab[i]);
    else for (int i = 0; i < ind; i++) printf("%d ", tab[i]);
    return 0;
}