Submission #495378

#	TimeUTC-0	Username	Problem	Language	Result	Execution time	Memory
495378	2021-12-18 14:27:49	Giantpizzahead	Keys (IOI21_keys)	C++17	9 / 100	3095 ms	95016 KiB

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#include <bits/stdc++.h>
#define rep(i, a, b) for (int i = (a); i < (b); i++)
#define sz(x) ((int) x.size())
#define all(x) x.begin(), x.end()
#define debug if (false) cerr
using namespace std;
using ll = long long;
const int MAXN = 6e5+10;
int N, M;
vector<int> R, ans, ds;
unordered_map<int, vector<int>> adj[MAXN];
void dfs(int i) {
  unordered_map<int, vector<int>> active;
  vector<int> toVisit;
  vector<bool> vis(N);
  toVisit.push_back(i);
  int numVis = 0;
  while (!toVisit.empty()) {
    int n = toVisit.back(); toVisit.pop_back();
    if (vis[n]) continue;
    vis[n] = true; numVis++;
    for (auto& p : adj[n]) {
      auto& v = active[p.first];
      v.insert(v.end(), all(p.second));
    }
    if (active.count(R[n])) {
      for (int e : active[R[n]]) {
 
 
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• Subtask 1: 9 / 9
• Subtask 2: 0 / 11
• Subtask 3: 0 / 17
• Subtask 4: 0 / 30
• Subtask 5: 0 / 33