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#include <cstdio>
#include <algorithm>

int tab[1<<21];

int main(){
	int n,t;
	scanf("%d %d", &n, &t);
	for(int i=0;i<(1<<n);i++){
		scanf("%d",&tab[i]);
	}
	if(t%2==0){
		for(int i=0;i<(1<<n);i++){
			printf("%d ",tab[i]);
		}
		printf("\n");
	}
	if(t%2==1){
		for(int i=(1<<n)-1;i>=0;i--){
			printf("%d ",tab[i]);
		}
		printf("\n");
	}
}