제출 #868382

#	제출 시각UTC-0	아이디	문제	언어	결과	실행 시간	메모리
868382	2023-10-31 09:51:03	abczz	자동 인형 (IOI18_doll)	C++14	100 / 100	93 ms	10808 KiB

doll

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#include "doll.h"
#include <iostream>
#include <array>
#include <vector>
#define ll int
using namespace std;
ll n, k, cnt;
bool B[400000];
vector <ll> C, X, Y;
ll solve(ll l, ll r) {
  if (l == r && k-n < l) return 0;
  //cout << id << " " << l << " " << r << endl;
  if (k-n >= r) return 1;
  ll id = cnt++, mid = (l+r)/2;
  X.push_back(-1);
  Y.push_back(-1);
  X[id] = -solve(l, mid);
  Y[id] = -solve(mid+1, r);
  //cout << id+1 << " * " << X[id] << " " << Y[id] << endl;
  return id+1;
}
void get(ll x) {
  //cout << x << " ";
  x *= -1;
  --x;
  if (!B[x]) {
    B[x] ^= 1;
 
 
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