Submission #887978

#	TimeUTC-0	Username	Problem	Language	Result	Execution time	Memory
887978	2023-12-15 16:14:05	qrno	Event Hopping (BOI22_events)	C++17	10 / 100	1593 ms	55072 KiB

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#include <bits/stdc++.h>
using namespace std;
#define int long long
vector<int> bfs(int source, vector<vector<int>> const& G) {
  vector<int> dist(G.size(), -1);
  queue<int> Q;
  dist[source] = 0;
  Q.push(source);
  while (!Q.empty()) {
    int v = Q.front(); Q.pop();
    for (auto u : G[v]) {
      if (dist[u] == -1) {
        Q.push(u);
        dist[u] = dist[v]+1;
      }
    }
  }
  return dist;
}
signed main() {
  ios::sync_with_stdio(false); cin.tie(nullptr);
  int N, Q;
  cin >> N >> Q;
 
 
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• Subtask 1: 0 / 10
• Subtask 2: 10 / 10
• Subtask 3: 0 / 15
• Subtask 4: 0 / 15
• Subtask 5: 0 / 20
• Subtask 6: 0 / 30