1
 2
 3
 4
 5
 6
 7
 8
 9
10
11
12
13
14
15
16
17
18
19
20
21
22
23
24
25
26
27
28
29
30
31
32
33
34
35
36
37
38
#include <iostream>
#include <vector>
#include <unordered_set>
#include <set>

using namespace std;

int main() {
	std::ios_base::sync_with_stdio (false);
//	cin.tie(NULL);
	
	int n, t;
	cin >> n;
	cin >> t;

	if (t % 2 == 0) {
		int v;
		cin >> v;
		cout << v;
		while(cin >> v) {
			cout << " " << v;
		}
	} else {
		int v;
		vector<int> vv;
		while(cin >> v) {
			vv.push_back(v);
		}
		for(int i = vv.size() - 1; i > 0; i--) {
			cout << vv[i] << " ";
		}
		cout << vv[0];
	}
	
	cout << endl;

	return 0;
}