#include "interactive.h"
#include <bits/stdc++.h>
using namespace std;
vector<int> guess(int n) {
vector <int> ans(n);
ans[0] = ask(1);
map<int,int> d;
for (int i = 0 ; (1 << i) <= n ; ++ i) {
//cout << i << endl;
vector<int> p;
for (int j = 2 ; j <= n ; ++ j) {
if (j >> i & 1) {
p.push_back(j);
}
}
auto p1 = get_pairwise_xor(p);
p.push_back(1);
auto p2 = get_pairwise_xor(p);
//for (int i : p) cout << i << " ";
//cout << endl;
//for (int i : p1) cout << i << " ";
//cout << endl;
//for (int i : p2) cout << i << " ";
//cout << endl;
map<int,int> mp;
for (int j : p1) mp[j]--;
for (int j : p2) mp[j]++;
for (auto [a, b] : mp) if (b > 1) {
//cout << a << " " << b << endl;
d[a ^ ans[0]] |= (1 << i);
}
}
for (auto [i, j] : d) {
//cout << i << " " << j << " order" << endl;
ans[j - 1] = i;
}
return ans;
}
