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#include<stdio.h>
#include<vector>
#include<iostream>
using namespace std;
vector<int> talia;

int main()
{
    int n, t;
    scanf("%d%d", &n, &t);
    long long potega=1;
    while(n--)
    {
        potega*=2;
    }
    talia.resize(potega);
    if (t%2==0)
    {
        for (long long i=0; i<potega; i++)
        {
            int x;
            scanf("%d", &x);
            printf("%d ", x);
        }
    }
    else
    {
        for (long long i=0; i<potega; i++)
        {
            int x;
            scanf("%d", &x);
            talia[i]=x;
        }
        for (long long i=potega-1; i>=0; i--)
        {
            printf("%d ", talia[i]);
        }
    }
}