제출 #228899

#	제출 시각	아이디	문제	언어	결과	실행 시간	메모리
228899		chubyxdxd	동굴 (IOI13_cave)	C++17	13 / 100	18 ms	512 KiB

cave

#include "cave.h"
#include <bits/stdc++.h>
#define test tryCombination
using namespace std;
void exploreCave(int N) {
  int door[N],ans[N],vis[N];
  memset(vis,0,sizeof vis);
  for(int i=0;i<N;i++){
    ans[i]=0;
    door[i]=i;
  }
  int curr=test(ans);
  // cout<<curr<<endl;
  for(int i=0;i<N;i++){
    if(curr==-1)break;
    for(int j=0;j<N;j++){
      if(vis[j]==1)continue;
      ans[j]^=1;
      int pos=test(ans);
      if(pos<=curr){vis[j]=1;ans[i]^=1;}
      if(pos>curr){vis[j]=1;}
    }
  }
  reverse(ans,ans+N);
  for(int i=0;i<N;i++){
    ans[i]^=1;
    int h=test(ans);
    door[i]=h;
    ans[i]^=1;
  }
  answer(ans,door);
}

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