Submission #443124

#	TimeUTC-0	Username	Problem	Language	Result	Execution time	Memory
443124	2021-07-09 18:34:51	peijar	Stations (IOI20_stations)	C++17	10 / 100	1057 ms	764 KiB

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#include "stations.h"
#include <bits/stdc++.h>
#include <vector>
using namespace std;
vector<vector<int>> adj;
vector<int> tin, tout;
vector<int> depth;
int curTime;
void dfs(int u, int p) {
  tin[u] = curTime++;
  for (int v : adj[u])
    if (v != p) {
      depth[v] = depth[u] + 1;
      dfs(v, u);
    }
  tout[u] = curTime++;
}
vector<int> label(int n, int k, vector<int> u, vector<int> v) {
  curTime = 0;
  tin.clear();
  tout.clear();
  depth.clear();
  adj.clear();
  tin.resize(n), tout.resize(n), adj.resize(n), depth.resize(n);
  for (int i = 0; i < n - 1; ++i) {
    adj[u[i]].push_back(v[i]);
    adj[v[i]].push_back(u[i]);
 
 
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• Subtask 1: 0 / 5
• Subtask 2: 0 / 8
• Subtask 3: 0 / 16
• Subtask 4: 10 / 10
• Subtask 5: 0 / 61