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#include<cstdio>

int karty[(1 << 20) + 1];

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