제출 #308587

#	제출 시각UTC-0	아이디	문제	언어	결과	실행 시간	메모리
308587	2020-10-01 14:52:06	lacito	기지국 (IOI20_stations)	C++14	52.32 / 100	1136 ms	1024 KiB

stations

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#include "stations.h"
#include <vector>
using namespace std;
const int M = 1000;
vector<vector<int>> g;
vector<int> intime, outtime;
int itime, otime;
void dfs(int v) {
    intime[v] = itime++;
    for (int x : g[v])
        if (intime[x] == -1)
            dfs(x);
    outtime[v] = otime++;
}
vector<int> label(int n, int k, vector<int> u, vector<int> v) {
  g.assign(n, {});
  intime.assign(n, -1);
  outtime.assign(n, -1);
  for (int i = 0; i < n - 1; i++) {
        g[u[i]].push_back(v[i]);
        g[v[i]].push_back(u[i]);
  }
  itime = 0;
  otime = 0;
  dfs(0);
 
 
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• Subtask 1: 0 / 5
• Subtask 2: 0 / 8
• Subtask 3: 16 / 16
• Subtask 4: 10 / 10
• Subtask 5: 26.3206 / 61