#include <bits/stdc++.h>
using namespace std;
using ll = long long;
vector<int> perm;
int main() {
ios::sync_with_stdio(false);
int n, t;
cin >> n >> t;
const int n2 = (1 << n);
perm.resize(n2);
for (auto& x : perm)
cin >> x;
if (t & 1)
reverse(perm.begin(), perm.end());
for (auto x : perm)
cout << x << " ";
cout << endl;
return 0;
}
1 2 3 4 5 6 7 8 9 10 11 12 13 14 15 16 17 18 19 20 21 | #include <bits/stdc++.h> using namespace std; using ll = long long; vector<int> perm; int main() { ios::sync_with_stdio(false); int n, t; cin >> n >> t; const int n2 = (1 << n); perm.resize(n2); for (auto& x : perm) cin >> x; if (t & 1) reverse(perm.begin(), perm.end()); for (auto x : perm) cout << x << " "; cout << endl; return 0; } |
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