제출 #471068

#	제출 시각UTC-0	아이디	문제	언어	결과	실행 시간	메모리
471068	2021-09-07 01:21:31	jli12345	경주 (Race) (IOI11_race)	C++14	100 / 100	1571 ms	58104 KiB

race

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#include <bits/stdc++.h>
using namespace std;
void fastIO(){
    ios_base::sync_with_stdio(false);
    cin.tie(0);
}
typedef long long ll;
vector<pair<int, int> > edges[200100];
int sub[200100];
bool rem[200100];
int LEN;
void dfs(int node, int pa = 0){
    sub[node] = 1;
    for (pair<int, int> nx : edges[node]){
        if (nx.first == pa || rem[nx.first])
            continue;
        dfs(nx.first, node);    
        sub[node] += sub[nx.first];
    }
}
int centroid(int node, int sz, int pa = 0){
    for (pair<int, int> nx : edges[node]){
        if (nx.first == pa || rem[nx.first])
 
 
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• Subtask 1: 9 / 9
• Subtask 2: 12 / 12
• Subtask 3: 22 / 22
• Subtask 4: 57 / 57