제출 #697452

#	제출 시각UTC-0	아이디	문제	언어	결과	실행 시간	메모리
697452	2023-02-09 21:32:03	vjudge1	죄수들의 도전 (IOI22_prison)	C++17	100 / 100	13 ms	1428 KiB

prison

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#include "prison.h"
#include <stdio.h>
#include <vector>
using namespace std;
vector<vector<int>> res;
void t(int cur, int l, int r, int total){
  if(l+1 >= r) return;
  for(int i=cur; i<=20; i++){
    res[i][l] = -1-res[i][0];
    res[i][r-1] = -2+res[i][0];
  }
  l++; r--;
  if(l == r) return;
  
  int k;
  if(total == 19) k = 2;
  else k = 3;
  
  for(int i=0; i<k; i++){
    int ll = ((k-i)*l+i*r)/k;
    int rr = ((k-i-1)*l+(i+1)*r)/k;
    for(int j=l; j<ll; j++){
      res[total+i][j] = -2+res[cur][0];
    }
    for(int j=ll; j<rr; j++){
      res[cur][j] = total+i;
    }
    for(int j=rr; j<r; j++){
 
 
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• Subtask 1: 5 / 5
• Subtask 2: 5 / 5
• Subtask 3: 90 / 90