Submission #993060

#	TimeUTC-0	Username	Problem	Language	Result	Execution time	Memory
993060	2024-06-05 09:27:56	abczz	Sprinkler (JOI22_sprinkler)	C++14	100 / 100	563 ms	95828 KiB

sprinkler

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#include <iostream>
#include <vector>
#include <queue>
#include <array>
#define ll long long
using namespace std;
vector <ll> adj[200000];
bool up;
ll n, M, q, t, a, b, c, p, f, H[200000], P[200000], par[200000][41];
void dfs(ll u, ll p) {
  for (auto v : adj[u]) {
    if (p != v) {
      P[v] = u;
      dfs(v, u);
    }
  }
}
int main() { 
  cin.tie(0);
  ios::sync_with_stdio(0);
  cin >> n >> M;
  for (int i=0; i<n-1; ++i) {
    cin >> a >> b;
    --a, --b;
    adj[a].push_back(b);
    adj[b].push_back(a);
  }
 
 
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• Subtask 1: 3 / 3
• Subtask 2: 9 / 9
• Subtask 3: 29 / 29
• Subtask 4: 12 / 12
• Subtask 5: 30 / 30
• Subtask 6: 17 / 17