Submission #985414

#	TimeUTC-0	Username	Problem	Language	Result	Execution time	Memory
985414	2024-05-17 19:14:49	sopaconk	Stations (IOI20_stations)	C++17	100 / 100	593 ms	1484 KiB

stations

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#include "stations.h"
#include <vector>
#include<bits/stdc++.h>
using namespace std;
#define pb push_back
void dfs(int n, int par, vector<int> &ini, vector<int>&fin, vector<int> &prof,  vector<vector<int>> &adj, int &cont, int &height){
  ini[n]=cont;
  prof[n]=height;
  height++;
  for(int x: adj[n]){
    if(x==par) continue;
    cont++;
    dfs(x, n, ini, fin, prof, adj, cont, height);
  }
  height--;
  cont++;
  fin[n]=cont;
}
vector<int> label(int n, int k, vector<int> u, vector<int> v) {
  vector<int> ans (n);
  vector<int> ini (n);
  vector<int> fin (n);
  vector<int> prof (n);
  int cont=0;
  vector<vector<int>> adj (n);
  for(int i=0; i<n-1; ++i){
    adj[u[i]].pb(v[i]);
    adj[v[i]].pb(u[i]);
 
 
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Compilation message (stderr)

stations.cpp: In function 'std::vector<int> label(int, int, std::vector<int>, std::vector<int>)':
stations.cpp:46:7: warning: unused variable 'x' [-Wunused-variable]
   46 |   int x=pq.top().first;
      |       ^

• Subtask 1: 5 / 5
• Subtask 2: 8 / 8
• Subtask 3: 16 / 16
• Subtask 4: 10 / 10
• Subtask 5: 61 / 61