Submission #625526

#	TimeUTC-0	Username	Problem	Language	Result	Execution time	Memory
625526	2022-08-10 14:23:30	JustInCase	Stations (IOI20_stations)	C++17	100 / 100	926 ms	796 KiB

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#include "stations.h"
#include <vector>
#include <iostream>
#include <algorithm>
#define int32_t int
#define int64_t long long
const int32_t MAX_N = 1000;
struct Vertex {
  int32_t label;
  std::vector< int32_t > v;
};
Vertex g[MAX_N + 5];
void dfs(int32_t u, int32_t &t, int32_t par, int32_t dep) {
  if(dep % 2 == 0) {
    g[u].label = t++;
  }
  for(auto &v : g[u].v) {
    if(v != par) {
      dfs(v, t, u, dep + 1);
    }
  }
  if(dep % 2 != 0) {
    g[u].label = t++;
 
 
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• Subtask 1: 5 / 5
• Subtask 2: 8 / 8
• Subtask 3: 16 / 16
• Subtask 4: 10 / 10
• Subtask 5: 61 / 61