Submission #1296066

#	Time	Username	Problem	Language	Result	Execution time	Memory
1296066		lukaye_19	Stations (IOI20_stations)	C++20	Compilation error	0 ms	0 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 find_next_station(int s, int t, vector <int> c)
{
  vector<int>q;
  
  q.push_back(s);
  
  while (!q.empty())
  {
    int t = q.front();
    q.pop_front();
    
    int i1 = (t - 1);
    int c1 = i1 / 2;
    
    int i2 = (t * 2);
    int c2 = i2 + 1;
    
    for (int i = 0; i < c.size(); i++)
    {
      if (c[i] == c1 || c[i] == c2)
      {
        return c[i];
      }
    }
    
    q.push_back(c1);
    q.push_back(c2);
  }
}

Compilation message (stderr)

stations.cpp: In function 'int find_next_station(int, int, std::vector<int>)':
stations.cpp:27:7: error: 'class std::vector<int>' has no member named 'pop_front'
   27 |     q.pop_front();
      |       ^~~~~~~~~
stations.cpp:46:1: warning: control reaches end of non-void function [-Wreturn-type]
   46 | }
      | ^