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#include <iostream>
using namespace std;


int main()
{
    int n, t;   
    
    cin >> n >> t;
    n = (int)1 << n;
    
    int* input = new int[n]; 
    
    for (int i = 0; i < n; ++i)
    {
        cin >> input[i];
    }
    
    if (t % 2 == 0)
    {
        for (int i = 0; i < n; ++i)
        {
            cout << input[i] << " ";
        }
    }
    else
    {
        for (int i = n - 1; i >= 0; --i)
        {
            cout << input[i] << " ";
        }
        
        //cout << input[0];
    }
    
    delete[] input;
    return 0;
}