제출 #430369

#	제출 시각UTC-0	아이디	문제	언어	결과	실행 시간	메모리
430369	2021-06-16 13:11:24	Keshi	기지국 (IOI20_stations)	C++17	100 / 100	1168 ms	980 KiB

stations

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//In the name of God
#include<bits/stdc++.h>
#include "stations.h"
using namespace std;
typedef int ll;
typedef pair<ll, ll> pll;
const ll maxn = 1100;
const ll mod = 1e9 + 7;
const ll inf = 1e9;
#define Mp make_pair
#define F first
#define S second
#define pb push_back
#define all(x) (x).begin(), (x).end()
#define Sz(x) ll((x).size())
ll t, st[maxn], ft[maxn], h[maxn];
vector<ll> g[maxn];
void dfs(ll v, ll p){
  st[v] = t++;
  for(ll u : g[v]){
    if(u != p){
      h[u] = h[v] + 1;
      dfs(u, v);
    }
  }
 
 
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• Subtask 1: 5 / 5
• Subtask 2: 8 / 8
• Subtask 3: 16 / 16
• Subtask 4: 10 / 10
• Subtask 5: 61 / 61