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#include <iostream>
#include <vector>
#include <algorithm>
#include <climits>

using namespace std;

#define MP make_pair
#define ST first
#define ND second



int main(){
    ios_base::sync_with_stdio(false);
    int n, t;
    cin >> n >> t;
    n = 1<<n;
    vector<int> a(n);
    for(int i=0; i<n; i++){
    	cin >> a[i];
    }

    if(t&1){
    	for(int i=n-1; i>=0; i--){
    		cout << a[i] << " ";
    	}
    }
    else{
    	for(int i=0; i<n; i++){
    		cout << a[i] << " ";
    	}	
    }
    cout << endl;

    return 0;

}