제출 #852883

#	제출 시각UTC-0	아이디	문제	언어	결과	실행 시간	메모리
852883	2023-09-23 04:27:35	sleepntsheep	공장들 (JOI14_factories)	C++17	0 / 100	74 ms	154628 KiB

factories

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 <iostream>
#include <vector>
#include <algorithm>
#include <queue>
#include <deque>
#include <set>
#include <utility>
#include <map>
#include <array>
#include "factories.h"
using namespace std;
#define ALL(x) x.begin(), x.end()
const int N = 500005;
vector<pair<int, int>> g[N];
int root_dis[N], tin[N], tout[N], depth[N], timer = 1, P[20][N];
void dfs(int u, int p, int ds, int lv)
{
    depth[u] = lv;
    P[0][u] = p;
    for (int j = 1; j < 20; ++j) P[j][u] = P[j-1][P[j-1][u]];
    root_dis[u] = ds;
    tin[u] = timer++;
    for (auto [w, v] : g[u])
        if (v != p) dfs(v, u, ds + w, lv+1);
    tout[u] = timer;
 
 
הההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההה
XXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXX

• Subtask 1: 0 / 15
• Subtask 2: 0 / 18
• Subtask 3: 0 / 67