#include "machine.h"
#include <bits/stdc++.h>
using namespace std;
#define sz(x) (int)(x.size())
#define all(x) (x).begin(), (x).end()
#define rall(x) (x).rbegin(), (x).rend()
#define pb push_back
#define mp make_pair
#define fi first
#define se second
#define cmin(a, b) a = min(a, b)
#define cmax(a, b) a = max(a, b)
bool works(vector<int> &a, vector<int> &b, int x) {
vector<int> c;
for (auto u : b) {
c.pb(x^u);
}
sort(all(c));
return (a == c);
}
vector<bool> ok(256, 0);
vector<int> find_permutation(int n) {
vector<int> a(n), p(n); iota(all(a), 1); a.back() += 2;
vector<int> b = use_machine(a);
int xr = 0;
for (int x = 0; x < 256; x++) {
if (works(a, b, x)) {
xr = x;
break;
}
}
for (int i = 0; i < n; i++) {
p[i] = xr^b[i];
}
for (auto &u : p) u--;
p[max_element(all(p)) - p.begin()] -= 2;
return p;
}
