이 제출은 이전 버전의 oj.uz에서 채점하였습니다. 현재는 제출 당시와는 다른 서버에서 채점을 하기 때문에, 다시 제출하면 결과가 달라질 수도 있습니다.
#include "minerals.h"
#include<bits/stdc++.h>
using namespace std;
mt19937 rnd(chrono::steady_clock::now().time_since_epoch().count());
void Solve(int N) {
vector<int> v(N*2+1,-1);
vector<bitset<30001>> rec(100);
for(int t=0;t<100;t++){
vector<int> idx(N*2);
iota(idx.begin(),idx.end(),1);
shuffle(idx.begin(),idx.end(),rnd);
int a=0;
for(int j=0;j<N*2;j++){
int i=idx[j];
int b=Query(i);
if(b==a){
Query(i);
}
else{
a=b;
rec[t][i]=1;
}
}
for(int j=0;j<N*2;j++){
int i=idx[j];
if(rec[t][i]==1){
Query(i);
}
}
}
for(int i=1;i<=N*2;i++){
bitset<30001> tmp;
for(int j=0;j<100;j++){
if(rec[j][i]){
tmp|=rec[j];
}
}
for(int j=i+1;j<=N*2;j++){
if(tmp[j]==0){
Answer(i,j);
}
}
}
}
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