Submission #1296089

#	Time	Username	Problem	Language	Result	Execution time	Memory
1296089		lukaye_19	Stations (IOI20_stations)	C++20	8 / 100	392 ms	432 KiB

stations

#include "stations.h"
#include <bits/stdc++.h>

using namespace std;

vector<int> label(int n, int k, vector<int> u, vector<int> v) 
{
  vector<int>labels(n);
  
  for (int i = 0; i < n; i++)
  {
    labels[i] = i;
  }
  
  return labels;
}

int ischild(int targetchild,int parent)
{
  if (parent == targetchild) return true;
  
  while (parent >= targetchild)
  {
    parent = (parent - 1) / 2;
    
    if (parent == targetchild) return true;
  }
  
  return false;
}

int find_next_station(int s, int t, vector <int> c)
{
  if (c.size() == 1) return c[0];
  
  else if(s == 0){
      if (ischild(c[0],t)) return c[0];
      
      return c[1];
  }  
  else
  {
      if (ischild(c[1],t)) return c[1];
      
      if (c.size() == 3 && ischild(c[2],t)) return c[2];
      
      return c[0];
  }
}

• Subtask 1: 0 / 5
• Subtask 2: 8 / 8
• Subtask 3: 0 / 16
• Subtask 4: 0 / 10
• Subtask 5: 0 / 61