#include "prize.h"
#include<bits/stdc++.h>
using namespace std;
#define ll long long
#define pb push_back
#define ff first
#define ss second
#define _ << " " <<
#define yes cout<<"YES\n"
#define no cout<<"NO\n"
#define ull unsigned long long
#define lll __int128
#define all(x) x.begin(),x.end()
#define rall(x) x.rbegin(),x.rend()
#define BlueCrowner ios_base::sync_with_stdio(0); cin.tie(0); cout.tie(0);
#define FOR(i, a, b) for (ll i = (a); i < (b); i++)
#define FORD(i, a, b) for (ll i = (a); i >= (b); i--)
const ll NAIM = 1e18;
int find_best(int n) {
ll cur = 0;
FOR(i, 0, min(500, n)) {
vector<int> a = ask(i);
if(a[0] + a[1] > cur) {
cur = a[0] + a[1];
}
}
ll orig_cur = cur;
ll L = 0;
ll mn = NAIM, pos;
while(mn){
ll l = L, r = n - 1;
vector<int> a = ask(L);
if(a[0] + a[1] == orig_cur) {
cur = a[1];
}
ll p = n - 1;
while(l <= r) {
ll m = (l + r) >> 1;
vector<int> a = ask(m);
if(a[0] + a[1] < mn) {
mn = a[0] + a[1];
pos = m;
}
if(a[1] < cur) {
p = m;
r = m - 1;
}
else l = m + 1;
}
L = p + 1;
};
return pos;
}
