Submission #551937

#	TimeUTC-0	Username	Problem	Language	Result	Execution time	Memory
551937	2022-04-21 23:01:48	QwertyPi	Sprinkler (JOI22_sprinkler)	C++14	100 / 100	1363 ms	99444 KiB

sprinkler

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#include <bits/stdc++.h>
#define pb push_back
#define mp make_pair
#define fi first
#define se second
#define int long long
using namespace std;
const int N = 2e5 + 5, D = 41;
int n, L;
int h[N], p[N], d[N];
vector<int> G[N];
int dp[N][D];
void dfs(int x, int par = -1){
  for(auto i : G[x]){
    if(i != par){
      d[i] = d[x] + 1;
      dfs(i, x);
      p[i] = x;
    }
  }
}
int lay[D];
void upd(int x, int d, int w){
  int idx = 0;
  while(x != 0 && idx <= d){
    lay[idx++] = x;
    x = p[x];
 
 
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• Subtask 1: 3 / 3
• Subtask 2: 9 / 9
• Subtask 3: 29 / 29
• Subtask 4: 12 / 12
• Subtask 5: 30 / 30
• Subtask 6: 17 / 17