제출 #930466

#제출 시각UTC-0아이디문제언어결과실행 시간메모리
9304662024-02-20 00:42:54Darren0724Cat Exercise (JOI23_ho_t4)C++17
100 / 100
302 ms49620 KiB
#include <bits/stdc++.h>
using namespace std;
#define int long long
#define LCBorz ios_base::sync_with_stdio(false); cin.tie(0);
#define all(x) x.begin(), x.end()
const int N=200005;
const int K=20;
vector<int> pa(N);
int Find(int k){
return (pa[k]==k?k:pa[k]=Find(pa[k]));
}
void onion(int a,int b){
a=Find(a),b=Find(b);
if(a!=b)pa[a]=b;
}
int32_t main() {
LCBorz;
iota(all(pa),0);
int n;cin>>n;
vector<int> v(N),v1(N),dp(N),adj[N],dis(N);
vector jump(K,vector(N,0));
for(int i=1;i<=n;i++){
cin>>v[i];
v1[v[i]]=i;
}
for(int i=1;i<n;i++){
int a,b;cin>>a>>b;
adj[a].push_back(b);
adj[b].push_back(a);
}
 
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