#include "xylophone.h"
#include <bits/stdc++.h>
using namespace std;
static int A[5000];
void solve(int n) {
vector<int> p1 (n, 0), p2 (n, 0);
vector<int> z (n, 1);
for (int i = 0; i < n-1; i++) {
p1[i] = query(i+1, i+2);
}
for (int i = 0; i < n-2; i++) {
p2[i] = query(i+1, i+3);
}
for (int i = 1; i < n-1; i++) {
if (p1[i-1]+p1[i]!=p2[i-1]) {
z[i] = -z[i-1];
}
else {
z[i] = z[i-1];
}
}
vector<pair<int, int>> s (n, {0, 0});
for (int i = 1; i < n; i++) {
s[i].first = s[i-1].first+z[i-1]*p1[i-1];
s[i].second = i;
}
sort(s.begin(), s.end());
if (s[0].second > s[n-1].second) {
reverse(s.begin(), s.end());
}
for (int i = 0; i < n; i++) {
answer(s[i].second+1, i+1);
}
}
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