Submission #433399

#	TimeUTC-0	Username	Problem	Language	Result	Execution time	Memory
433399	2021-06-19 16:56:29	Enkognit	Stations (IOI20_stations)	C++14	100 / 100	884 ms	864 KiB

stations

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#include <bits/stdc++.h>
#include "stations.h"
#include <vector>
#define ll long long
#define mp make_pair
#define pb push_back
#define fi first
#define se second
using namespace std;
vector<int> c[1005];
vector<int> vv;
ll T;
void dfs(int h,int k, int p)
{
    if (k%2==0) vv[h]=T++;
    for (int i = 0; i < c[h].size(); i++)
        if (c[h][i]!=p)
        {
            dfs(c[h][i], k+1, h);
        }
    if (k%2) vv[h]=T++;
}
std::vector<int> label(int n, int k, std::vector<int> u, std::vector<int> v) {
  vector<int> f;
 
 
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Compilation message (stderr)

stations.cpp: In function 'void dfs(int, int, int)':
stations.cpp:19:23: warning: comparison of integer expressions of different signedness: 'int' and 'std::vector<int>::size_type' {aka 'long unsigned int'} [-Wsign-compare]
   19 |     for (int i = 0; i < c[h].size(); i++)
      |                     ~~^~~~~~~~~~~~~
stations.cpp: In function 'std::vector<int> label(int, int, std::vector<int>, std::vector<int>)':
stations.cpp:38:20: warning: comparison of integer expressions of different signedness: 'int' and 'std::vector<int>::size_type' {aka 'long unsigned int'} [-Wsign-compare]
   38 |  for (int i = 0; i < u.size(); i++)
      |                  ~~^~~~~~~~~~
stations.cpp: In function 'int find_next_station(int, int, std::vector<int>)':
stations.cpp:85:27: warning: comparison of integer expressions of different signedness: 'int' and 'std::vector<int>::size_type' {aka 'long unsigned int'} [-Wsign-compare]
   85 |         for (int i = 0; i < c.size()-1; i++)
      |                         ~~^~~~~~~~~~~~

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