#include <bits/stdc++.h> #include "minerals.h" using namespace std; #define rep(x,s,e) for (auto x=s;x<e;x++) #define sz(x) (int)(x).size() #define all(x) (x).begin(),(x).end() void rec(vector<int> v){ //for (auto &it:v) cout<<it<<" ";cout<<endl; if (sz(v)==2){ Answer(v[0],v[1]); return; } int ss=1; while (ss<sz(v)/2) ss<<=1; ss>>=1; vector<int> l,r; for (auto &it:v){ if (Query(it)>ss){ r.push_back(it); Query(it); } else{ l.push_back(it); } } for (auto &it:l) Query(it); rec(l),rec(r); } void Solve(int n) { vector<int> v; rep(x,1,2*n+1) v.push_back(x); rec(v); }