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#include <bits/stdc++.h>

using namespace std;

int n, t, x, p;
vector<int> v;

int main()
{
    scanf("%d %d", &n, &t);
    p = pow(2, n);
    for(int i = 1; i <= p; i++)
        scanf("%d", &x), v.push_back(x);
    if(t % 2 == 1) reverse(v.begin(), v.end());
    for(int i = 0; i < (int)v.size(); i++)
        printf("%d ", v[i]);
    return 0;
}