Submission #836530

#	Time	Username	Problem	Language	Result	Execution time	Memory
836530		NeroZein	Stations (IOI20_stations)	C++17	0 / 100	591 ms	420 KiB

stations

#include "stations.h"
#include <vector>
#include <bits/stdc++.h>
using namespace std; 

std::vector<int> label(int n, int k, std::vector<int> eu, std::vector<int> ev) {
  std::vector<int> labels(n);
  iota(labels.begin(), labels.end(), 0); 
  return labels;
}

int find_next_station(int s, int t, std::vector<int> c) {
  if (s > t) {
    for (int i : c) {
      if (i < s) {
        return i; 
      }
    }
  } else {
    int sub = t;
    while (true) {
      if (sub == 0) {
        sub = -1;
        break; 
      }
      if (sub / 2 == s) break;
      sub /= 2; 
    }
    if (sub != -1) {
      return sub;
    }
    for (int i : c) {
      if (i < s) {
        return i; 
      }
    }
  }
}

Compilation message (stderr)

stations.cpp: In function 'int find_next_station(int, int, std::vector<int>)':
stations.cpp:38:1: warning: control reaches end of non-void function [-Wreturn-type]
   38 | }
      | ^

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