Submission #938611

#	TimeUTC-0	Username	Problem	Language	Result	Execution time	Memory
938611	2024-03-05 11:10:04	Halym2007	Spring cleaning (CEOI20_cleaning)	C++17	70 / 100	263 ms	25692 KiB

cleaning

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// problem B
#include <bits/stdc++.h>
using namespace std;
#define sz size()
#define pb push_back
#define ff first
#define ss second
const int N = 2e5 + 5;
int n, q, l[N], r[N], par[N], d, sub[N], sum, rt, a[N], leaf[N], leaf1[N], sub1[N];
map <int, int> m;
pair <int, int> val[N];
vector <int> v[N];
void dfs (int x, int pr) {
  par[x] = pr;
  for(int i : v[x]){
    if(i == pr) continue;
    dfs(i, x);
    sub[x] += sub[i];
  }
  if((int)v[x].sz == 1) {
    sub[x]++;
    leaf[x] = 1;
  }
  if(~pr) {
    sum += (sub[x] % 2 ? 1 : 2);
  }
} 
void dfs1 (int x, int pr, int bir, int iki) {
  for (int i : v[x]) {
 
 
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• Subtask 1: 0 / 0
• Subtask 2: 9 / 9
• Subtask 3: 9 / 9
• Subtask 4: 16 / 16
• Subtask 5: 19 / 19
• Subtask 6: 17 / 17
• Subtask 7: 0 / 30