제출 #427621

#	제출 시각UTC-0	아이디	문제	언어	결과	실행 시간	메모리
427621	2021-06-14 17:56:48	amunduzbaev	길고양이 (JOI20_stray)	C++14	0 / 100	62 ms	14124 KiB

Anthony

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#include "Anthony.h"
#include "bits/stdc++.h"
using namespace std;
 
#define ff first
#define ss second
#define pb push_back
#define sz(x) (int)x.size()
 
const int N = 2e4+5;
 
namespace sol1{
  
  vector<int> res;
  vector<int> patt = {1, 0, 0, 1, 1, 0};
  vector<pair<int, int>> edges[N];
  
  
  void dfs(int u, int p = -1, int cur = 0, int in = 0){
    for(auto x : edges[u]){
      if(x.ff == p) continue;
      if(sz(edges[u]) == 2){
        res[x.ss] = patt[in];
        dfs(x.ff, u, res[x.ss], (in + 1) % 6);
      } else {
        res[x.ss] = cur ^ 1;
        if(cur) dfs(x.ff, u, cur ^ 1, 1);
        else dfs(x.ff, u, cur ^ 1, 2);
      }
    }
 
 
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Catherine

 
 
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