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#include <cstdio>

int tab[1048586];

int main() {
    int n, t, N;
    std::scanf("%d%d", &n, &t);

    N = (1 << n);

    for (int i = 0; i < N; ++i) {
        scanf("%d", &tab[i]);
    }

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

    return 0;
}