Submission #827646

#	TimeUTC-0	Username	Problem	Language	Result	Execution time	Memory
827646	2023-08-16 15:41:09	happypotato	Mergers (JOI19_mergers)	C++17	100 / 100	885 ms	136704 KiB

mergers

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#include <bits/stdc++.h>
using namespace std;
#define pii pair<int, int>
#define ff first
#define ss second
#define pb push_back
const int mxN = 5e5 + 1;
vector<int> adj[mxN];
int a[mxN];
vector<int> state[mxN];
int n, k;
void Input() {
  cin >> n >> k;
  for (int i = 0; i < n - 1; i++) {
    int u, v;
    cin >> u >> v;
    adj[u].pb(v);
    adj[v].pb(u);
  }
  for (int i = 1; i <= n; i++) {
    cin >> a[i];
    state[a[i]].pb(i);
  }
}
int tt = 0;
int dep[mxN];
pii range[mxN];
int lift[mxN][20];
void dfs1(int u = 1, int par = 0, int depth = 1) {
  dep[u] = depth;
 
 
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• Subtask 1: 10 / 10
• Subtask 2: 24 / 24
• Subtask 3: 14 / 14
• Subtask 4: 22 / 22
• Subtask 5: 30 / 30