제출 #771213

#	제출 시각UTC-0	아이디	문제	언어	결과	실행 시간	메모리
771213	2023-07-02 16:00:59	khshg	늑대인간 (IOI18_werewolf)	C++14	100 / 100	452 ms	86360 KiB

werewolf

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#include "werewolf.h"
#include<bits/stdc++.h>
using namespace std;
int N;
vector<vector<int>> adj;
vector<int> D;
vector<pair<int, int>> ch;
void init(int N) {
  D = vector<int>(N); iota(begin(D), end(D), 0);
  ch.resize(N);
}
int parent(int x) {
  return (D[x] == x ? x : D[x] = parent(D[x]));
}
void unite(int x, int y) {
  x = parent(x); y = parent(y);
  if(x == y) return;
  int s = (int)D.size();
  D[x] = D[y] = s;
  D.push_back(s);
  ch.emplace_back(x, y);
}
void dfs(int S, int& tim3) {
  if(S < N) {
    ch[S] = {tim3, tim3};
 
 
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