제출 #139947

#	제출 시각UTC-0	아이디	문제	언어	결과	실행 시간	메모리
139947	2019-08-01 17:37:43	mosesmayer	늑대인간 (IOI18_werewolf)	C++17	34 / 100	624 ms	61960 KiB

werewolf

1
2
3
4
5
6
7
8
9
10
11
12
13
14
15
16
17
18
19
20
21
22
23
24
25
26
27
28
29
30
#include "werewolf.h"
#include <bits/stdc++.h>
#define eb emplace_back
using namespace std;
typedef vector<int> vi;
const int MX = 2e5;
int spt_mn[19][MX + 5];
int spt_mx[19][MX + 5];
int vals[MX + 5];
int n, m;
vi adj[MX + 5];
int flat[MX + 5], in[MX + 5], lg[MX + 5];
void dfs(int u, int prv = 0){
  static int tme = 0;
  in[u] = ++tme;
  flat[tme] = u;
  vals[tme] = u;
  for (int nx : adj[u]){
    if (nx != prv) dfs(nx, u);
  }
}
void computeSparseTable(){
  int st = 1;
  for (; adj[st].size() != 1; st++);
  dfs(st);
  lg[1] = 0;
  for (int j = 1; j <= n; j++){
    spt_mn[0][j] = spt_mx[0][j] = vals[j];
 
 
הההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההה
XXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXX

• Subtask 1: 0 / 7
• Subtask 2: 0 / 8
• Subtask 3: 34 / 34
• Subtask 4: 0 / 51