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#include <bits/stdc++.h>
using namespace std;
long long tab[1<<21];
int main(){
    int m;
    long long k,n;
    scanf ("%d %lld", &m, &k);
    n=1<<(long long)m;
    for (int i=0; i<n;i++){
        scanf ("%lld", &tab[i]);
    }
    if (k%2==0){
        for (int i=0; i<n;i++){
            printf ("%lld ", tab[i]);
        }
    }else {
        for (int i=n-1; i>=0;i--){
                printf ("%lld ", tab[i]);
            }
        }
    return 0;
}