제출 #29231

#	제출 시각UTC-0	아이디	문제	언어	결과	실행 시간	메모리
29231	2017-07-18 19:00:09	ruhanhabib39	Factories (JOI14_factories)	C++14	100 / 100	4976 ms	212464 KiB

factories

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#include "factories.h"
#include <bits/stdc++.h>
using namespace std;
const int MAXN = 5e5;
const int MAXLG = 20;
const long long INF = 1e18;
int N;
vector<pair<int,int>> G[MAXN + 10];
int cc[MAXN + 10];
int level[MAXN + 10];
long long dis[MAXN + 10][MAXLG + 10];
bool done[MAXN + 10];
int par[MAXN + 10];
void dfs(int u, int p, long long ds) {
   dis[u][++level[u]] = ds;
   cc[u] = 1;
   for(auto e : G[u]) {
      int v, d; tie(v, d) = e;
      if(v == p || done[v]) continue;
      dfs(v, u, ds + d);
      cc[u] += cc[v];
   }
}
int centroid(int u, int p, int cnt) {
   for(auto e : G[u]) {
 
 
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