제출 #500290

#	제출 시각UTC-0	아이디	문제	언어	결과	실행 시간	메모리
500290	2021-12-30 15:51:37	sidon	자동 인형 (IOI18_doll)	C++17	100 / 100	123 ms	11868 KiB

doll

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#include <bits/stdc++.h>
using namespace std;
#include "doll.h"
vector<int> s, x(3e5), y(3e5), z(3e5);
int v, b = 1, n;
 
int dfs(int l, int r) {
  if(l >= n) return -1;
  if(r - l > 1) {
    int m = (l + r) / 2, u = v++;
    y[u] = dfs(l, m);
    x[u] = dfs(m, r);
    return -u-1;
  }
  return 1;
}
 
void create_circuit(int M, vector<int> A) {
  s.assign(M+1, -1);
  A.push_back(0);
  n = size(A);
 
  while(b<n) b += b;
  dfs(0, b);
 
  for(int &i : A) {
    int u = 0;
    while(u >= 0) {
      z[u] ^= 1;
 
 
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