Submission #305105

#	TimeUTC-0	Username	Problem	Language	Result	Execution time	Memory
305105	2020-09-22 15:13:32	Bench0310	Stations (IOI20_stations)	C++17	100 / 100	1166 ms	1120 KiB

stations

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#include <bits/stdc++.h>
#include "stations.h"
using namespace std;
typedef long long ll;
const int N=1000;
vector<int> v[N];
vector<int> depth(N,0);
vector<int> tin(N,0);
vector<int> tout(N,0);
int tcnt=0;
void dfs(int a,int p=-1)
{
    if(p!=-1) depth[a]=depth[p]+1;
    tin[a]=tcnt++;
    for(int to:v[a])
    {
        if(to==p) continue;
        dfs(to,a);
    }
    tout[a]=tcnt-1;
}
vector<int> label(int n,int k,vector<int> a,vector<int> b)
{
    for(int i=0;i<n;i++)
    {
        v[i].clear();
 
 
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Compilation message (stderr)

stations.cpp: In function 'int find_next_station(int, int, std::vector<int>)':
stations.cpp:66:1: warning: control reaches end of non-void function [-Wreturn-type]
   66 | }
      | ^

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