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#include <cstdio>

using namespace std;

int tab[2000000];

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