Submission #609774

#	Time	Username	Problem	Language	Result	Execution time	Memory
609774		daria	Stations (IOI20_stations)	C++14	Compilation error	0 ms	0 KiB

stations

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

const int N = 1000;

int T = 0;
vector<int> adj[N], lb(N, -1);

void dfs(int s){
 if(lb[s]!=-1) return;
 lb[s] = T*N; T++;
 for(auto u : adj[s]) dfs(u);
 lb[s] += T;
}

vector<int> label(int n, int k, vector<int> u, vector<int> v) {
 for(int i=0; i<n-1; ++i){
  adj[u[i]].push_back(v[i]);
  adj[v[i]].push_back(u[i]);
 }
 dfs(0);
 lb.resize(n);
 return lb;
}

Compilation message (stderr)

/usr/bin/ld: /tmp/ccZBUQjy.o: in function `main':
stub.cpp:(.text.startup+0x4cc): undefined reference to `find_next_station(int, int, std::vector<int, std::allocator<int> >)'
collect2: error: ld returned 1 exit status