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#include <iostream>
using namespace std;
typedef unsigned long ul;

int main()
{
    ul n, t;
    cin >> n >> t;
    ul size = 1 << n;


    int *deck = new int[size];

    for (int i = 0; i < size; i++)
    {
        cin >> deck[i];
    }

    if (t % 2 == 0)
    {
        for (int i = 0; i < size; ++i)
        {
            cout << deck[i];
            if (i != size - 1)
                cout << " ";
        }
    }
    else
    {
        for (int i = size - 1; i >= 0; --i)
        {
            cout << deck[i];
            if (i != 0)
                cout << " ";
        }
    }

    return 0;
}