Submission #681218

#	TimeUTC-0	Username	Problem	Language	Result	Execution time	Memory
681218	2023-01-12 14:37:46	SanguineChameleon	Factories (JOI14_factories)	C++17	100 / 100	3181 ms	175280 KiB

factories

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#include "factories.h"
#include <bits/stdc++.h>
using namespace std;
const int ms = 5e5 + 20;
const long long inf = 1e18L + 20;
const int st = 20;
vector<pair<int, int>> adj[ms];
vector<pair<int, long long>> vch[ms];
long long de[ms];
int ti[ms];
int to[ms];
int f[ms];
long long dp[ms][2];
int par[ms][st];
int tz;
void dfs1(int u, int pr) {
  ti[u] = ++tz;
  for (auto x: adj[u]) {
    int v = x.first;
    int w = x.second;
    if (v != pr) {
      par[v][0] = u;
      de[v] = de[u] + w;
      dfs1(v, u);
    }
  }
  to[u] = ++tz;
 
 
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• Subtask 1: 15 / 15
• Subtask 2: 18 / 18
• Subtask 3: 67 / 67