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#include<iostream>

using namespace std;
int main() {
	ios_base::sync_with_stdio(false);
	int n, t, x;
	long long num;
	bool reverse;
	cin >> n;
	cin >> t;
	num = 2 << n - 1;
	reverse = t % 2 == 1;

	if (reverse) {
		int* numbers = (int*)malloc(num * sizeof(int));
		for (int i = 0; i < num; i++) {
			cin >> x;
			numbers[i] = x;
		}
		for (int i = num - 1; i >= 0; i--) {
			cout << numbers[i] << " ";
		}
	}
	else {
		for (int i = 0; i < num; i++) {
			cin >> x;
			cout << x << " ";
		}
	}
	return 0;
}