Submission #656635

#	TimeUTC-0	Username	Problem	Language	Result	Execution time	Memory
656635	2022-11-08 02:46:37	uylulu	Factories (JOI14_factories)	C++17	100 / 100	4794 ms	301760 KiB

factories

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#include "factories.h"
#include<bits/stdc++.h>
#define ll long long
using namespace std;
const ll N = 5e5 + 5,K = 23,oo = 1e17;
vector<pair<ll,ll>> adj[N + 1];
ll dis[N + 1],fi[N + 1],t = 0;
ll eu[2*N + 1],sparse[2*N + 1][K + 1];
void dfs(ll s,ll pa) {
  fi[s] = t;
  eu[t] = s;
  t++;
  for(auto u : adj[s]) {
    if(u.first == pa) continue;
    dis[u.first] = dis[s] + u.second;
    dfs(u.first,s);
    eu[t] = s;
    t++;
  }
}
 
 
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• Subtask 1: 15 / 15
• Subtask 2: 18 / 18
• Subtask 3: 67 / 67