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#include <iostream>
#include <vector>
#include <math.h>
using namespace std;
int main()
{
    ios::sync_with_stdio(false);
    vector <long long> tab;
     long long n, t, h;
    cin>>n>>t;
    unsigned long long ile = pow(2,n);
    for(unsigned long long i=0; i<ile; i++)
    {
        cin>>h;
        tab.push_back(h);
    }
    if(t%2==0) //normalna kolejnosc
    {
        for( long long i=0; i<ile; i++)
            cout<<tab[i]<<" ";
    }
    else if(t%2!=0) //kolejnosc odwrotna
    {
        for( long long i=ile-1; i>=0; i--)
            cout<<tab[i]<<" ";
    }
}