#include <bits/stdc++.h>
#include "xylophone.h"
using namespace std;
const int MAXN = (1e4+7);
bool arr[MAXN];
int memo_d[MAXN], memo_t[MAXN];
int sol[MAXN];
int D(int x){
if(memo_d[x]) return memo_d[x];
return memo_d[x] = query(x, x+1);
}
int T(int x){
if(memo_t[x]) return memo_t[x];
return memo_t[x] = query(x, x+2);
}
void solve(int N){
arr[2] = true;
for(int i = 1;i<=N-2;i++){
if(D(i)+D(i+1) == T(i)) arr[i+2] = true;
else arr[i+2] = false;
}
for(int i = 0;i<2;i++){
int MIN = MAXN;
for(int i = 2;i<=N;i++){
sol[i] = sol[i-1] + (arr[i]%2-(arr[i]+1)%2)*D(i-1);
MIN = min(MIN,sol[i]);
arr[i] = !arr[i];
}
bool found = 0;
for(int i = 1;i<=N;i++){
if(sol[i]+(1-MIN) == 1) break;
if(sol[i]+(1-MIN) == N) {found = 1; break;}
}
if(!found){
for(int i = 1;i<=N;i++) answer(i,sol[i]+(1-MIN));
return;
}
}
}
