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#include <iostream>
#include <string>
#include <sstream>
#include <vector>

int main() {
    unsigned n, t;
    scanf("%u %u", &n, &t);
    
    unsigned total_nums = 0x1 << n;
    
    std::vector<unsigned> nums;
    nums.reserve(total_nums + 1);
    for (unsigned i = 0; i < total_nums; i++) {
        unsigned num;
        std::cin >> num;
        nums.push_back(num);
    }
    
    if (t % 2) {
        for (auto it = nums.crbegin(); it != nums.crend(); it++)
            std::cout << *it << " ";
    } else {
        for (auto it = nums.cbegin(); it != nums.cend(); it++)
            std::cout << *it << " ";
    }
    
    return 0;
}