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#include <bits/stdc++.h>
#define MAX 1100007
#define LL long long
using namespace std;

int n,t;
LL sum;
int k[MAX];

int main()
{
ios_base::sync_with_stdio(0);
cin.tie(0);
    cin>>n>>t;
    n = 1<<n;

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

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

return 0;
}