Submission #314127

#	TimeUTC-0	Username	Problem	Language	Result	Execution time	Memory
314127	2020-10-18 15:46:09	Jasiekstrz	Stations (IOI20_stations)	C++17	100 / 100	1184 ms	1280 KiB

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#include<bits/stdc++.h>
#include "stations.h"
#define fi first
#define se second
using namespace std;
vector<int> e[1010];
vector<int> ans;
int dfs(int x,int p,int id,bool t)
{
  if(!t)
    ans[x]=id++;
  for(auto v:e[x])
  {
    if(v!=p)
      id=dfs(v,x,id,!t);
  }
  if(t)
    ans[x]=id++;
  return id;
}
vector<int> label(int n,int k,vector<int> u,vector<int> v)
{
  ans=vector<int>(n);
  for(int i=0;i<n;i++)
    e[i].clear();
  for(int i=0;i<n-1;i++)
  {
    e[u[i]].push_back(v[i]);
    e[v[i]].push_back(u[i]);
  }
 
 
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• Subtask 1: 5 / 5
• Subtask 2: 8 / 8
• Subtask 3: 16 / 16
• Subtask 4: 10 / 10
• Subtask 5: 61 / 61