Submission #1161539

#	TimeUTC-0	Username	Problem	Language	Result	Execution time	Memory
1161539	2025-03-04 12:12:41	turska	Easter Eggs (info1cup17_eastereggs)	C++20	79.20 / 100	9 ms	544 KiB

eastereggs

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#include <bits/stdc++.h>
#include "grader.h"
using namespace std;
vector<vector<int>> at_depth, adj;
vector<int> from, dist;
void dfs(int v, int p, bool save) {
  if (save) at_depth[dist[v]].push_back(v);
  for (auto u: adj[v]) if (u!=p) {
    dist[u] = dist[v]+1;
    from[u] = v;
    dfs(u, v, save);
  }
}
int findEgg(int N, vector <pair<int, int>> bridges) {
  from.assign(N, 0);
  dist = from;
  adj.assign(N, {});
  at_depth = adj;
  for (int i=0; i<N-1; i++) {
    auto [u, v] = bridges[i];
    u--; v--;
    adj[u].push_back(v);
 
 
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• Subtask 1: 32 / 40
• Subtask 2: 34 / 40
• Subtask 3: 13.2 / 20