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#include <iostream>
#include <vector>
#include <algorithm>

using namespace std;


int main()
{
    int n, t, numberOfCards;
    vector<int> cards;
    ios_base::sync_with_stdio(false);
    
    cin >> n >> t;
    numberOfCards = 1 << n;
    cards.resize(numberOfCards);
    
    for (auto& card : cards)
    {
        cin >> card;
    }
    
    if (t % 2 == 1)
    {
        reverse(cards.begin(), cards.end());
    }

    for (auto card : cards)
    {
        cout << card << ' ';
    }
    cout << endl;

    return 0;
}