Submission #856731

#	TimeUTC-0	Username	Problem	Language	Result	Execution time	Memory
856731	2023-10-04 12:01:00	bkhanh	Two Currencies (JOI23_currencies)	C++14	100 / 100	4030 ms	56700 KiB

currencies

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#include <bits/stdc++.h>
#define int long long
using namespace std;
 
vector<int> prixs[100 * 1000 + 42];
vector<pair<int, int>> voisins[100 * 1000 + 42];
 
vector<tuple<int, int, int>> index_to_val;
 
int posSommet[100 * 1000 + 42];
vector<int> valRag;
 
void dfs(int u, int parent = -1) {
  posSommet[u] = valRag.size();
  
  for(pair<int, int> edge : voisins[u]) {
    if(edge.first == parent) continue;
    
    for(int prix : prixs[edge.second])
      valRag.push_back(prix);
    
    dfs(edge.first, u);
    
    for(int prix : prixs[edge.second])
      valRag.push_back(prix);
  }
}
 
struct Req {
  int batch;
 
 
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• Subtask 1: 10 / 10
• Subtask 2: 28 / 28
• Subtask 3: 30 / 30
• Subtask 4: 32 / 32