Submission #518496

#	TimeUTC-0	Username	Problem	Language	Result	Execution time	Memory
518496	2022-01-23 23:34:48	DanerZein	Stations (IOI20_stations)	C++14	52.32 / 100	863 ms	824 KiB

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#include "stations.h"
#include <bits/stdc++.h>
using namespace std;
typedef vector<int> vi;
const int MAX_N=1010;
vector<vi> G;
int out[MAX_N],mi[MAX_N];
int ite=0;
void dfs(int u,int p){
  mi[u]=1e9;
  for(auto &v:G[u]){
    if(v!=p){
      dfs(v,u);
      mi[u]=min(mi[u],mi[v]);
    }
  }
  out[u]=ite++;
  mi[u]=min(mi[u],out[u]);
}
std::vector<int> label(int n, int k, std::vector<int> u, std::vector<int> v) {
  ite=0;
  G.clear();
  G.resize(n+1);
  for(int i=0;i<n-1;i++){
    G[u[i]].push_back(v[i]);
    G[v[i]].push_back(u[i]);
  }
  dfs(0,0);
  vector<int> la;
  for(int i=0;i<n;i++){
 
 
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• Subtask 1: 0 / 5
• Subtask 2: 0 / 8
• Subtask 3: 16 / 16
• Subtask 4: 10 / 10
• Subtask 5: 26.3244 / 61