제출 #925329

#	제출 시각UTC-0	아이디	문제	언어	결과	실행 시간	메모리
925329	2024-02-11 12:37:34	bachhoangxuan	Snowy Roads (JOI16_snowy)	C++17	100 / 100	14 ms	2500 KiB

Anya

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#include "Anyalib.h"
#include <bits/stdc++.h>
using namespace std;
#define pii pair<int,int>
#define fi first
#define se second
namespace{
    const int maxn = 505;
    int n;
    vector<int> ver;
    vector<pii> edge[maxn];
    int dep[maxn],pid[maxn],ind[maxn],cnt[maxn],par[maxn];
}
void InitAnya(int N, int A[] , int B[]) {
    n=N;ver.clear();
    for(int i=0;i<N;i++) edge[i].clear();
    for(int i=0;i<N-1;i++){
        edge[A[i]].push_back({B[i],i});
        edge[B[i]].push_back({A[i],i});
    }
    function<int(int,int)> dfs = [&](int u,int p){
        for(auto [v,id]:edge[u]) if(v!=p){
            pid[v]=id;par[v]=u;
            dep[u]=max(dep[u],(dfs(v,u)+1)%10);
        }
        //cout << u << ' ' << dep[u] << ' ' << par[u] << ' ' << pid[u] << '\n';
        if(dep[u]==9){
            ind[u]=(int)ver.size();
 
 
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Boris

 
 
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• Subtask 1: 15 / 15
• Subtask 2: 5 / 5
• Subtask 3: 35 / 35
• Subtask 4: 45 / 45