Submission #971776

#	TimeUTC-0	Username	Problem	Language	Result	Execution time	Memory
971776	2024-04-29 09:23:53	duckindog	Werewolf (IOI18_werewolf)	C++17	100 / 100	926 ms	212048 KiB

werewolf

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#include <bits/stdc++.h>
#ifndef LOCAL
#include "werewolf.h"
#endif
using namespace std;
const int N = 400'000 + 10;
int n, m, q;
vector<int> ad[N];
 
struct Edge { 
  int u, v;
} edge[N];
struct couldCan { 
  vector<int> ad[N << 1];
  int f[N << 1][20];
  int sz[N << 1], st[N << 1], ed[N << 1], it;
  int w[N << 1];
  int id[N << 1];
  couldCan() { memset(id, -1, sizeof id); }
  int root(int u) { return id[u] < 0 ? u : id[u] = root(id[u]); }
  void add(int u, int v) {
    u = root(u); v = root(v);
    if (u == v) return;
 
 
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• Subtask 1: 7 / 7
• Subtask 2: 8 / 8
• Subtask 3: 34 / 34
• Subtask 4: 51 / 51