#include "stations.h"
#include<bits/stdc++.h>
using namespace std;
vector<int> adj[1005];
int timer = 0, en[1005];
void dfs(int i, int p) {
for (int j : adj[i]) {
if (j == p) {
continue;
}
dfs(j, i);
}
en[i] = timer;
timer++;
}
vector<int> label(int n, int k, vector<int> u, vector<int> v) {
vector<int> labels(n);
timer = 0;
for (int i = 0; i <= n; i++) {
adj[i].clear();
en[i] = 0;
}
for (int i = 0; i < n-1; i++) {
adj[u[i]].push_back(v[i]);
adj[v[i]].push_back(u[i]);
}
dfs(0, -1);
for (int i = 0; i < n; i++) {
labels[i] = en[i];
}
return labels;
}
int find_next_station(int s, int t, vector<int> c) {
sort(c.begin(), c.end());
for (int i : c) {
if (t <= i) {
return i;
}
}
return c.back();
}
