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// Michal Orawiec
// Tasowanie
#include <cstdio>

const int MAX_M = 4 * 1000 * 1000;

int n, t;

int tab[MAX_M];

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