Submission #895607

#	TimeUTC-0	Username	Problem	Language	Result	Execution time	Memory
895607	2023-12-30 11:27:46	d4xn	Tax Evasion (LMIO19_mokesciai)	C++17	32 / 100	199 ms	61508 KiB

mokesciai

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 <bits/stdc++.h>
using namespace std;
 
const int N = 2e5+5, inf = INT_MAX;
 
int n, m, sz, ans, dol[N], up[N], dep[N];
vector<int> path, adj[N];
bitset<N> vis;
 
void dfs3(int x, set<pair<int, int>>& st, int d) {
  if (d) {
    if (vis[x]) return;
    vis[x] = 1;
 
    auto it = st.find(make_pair(-dep[x], x));
    if (it != st.end()) st.erase(it);
  }
 
  for (int& y : adj[x]) {
    if (y == up[x]) continue;
    dfs3(y, st, d+1);
  }
}
 
set<pair<int, int>> dfs2(int x) {
  set<pair<int, int>> st;
    st.insert(make_pair(-dep[x], x));
 
  for (int& y : adj[x]) {
    if (y == up[x]) continue;
 
 
הההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההה
XXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXX

• Subtask 1: 10 / 10
• Subtask 2: 22 / 22
• Subtask 3: 0 / 39
• Subtask 4: 0 / 29