Submission #893208

#	TimeUTC-0	Username	Problem	Language	Result	Execution time	Memory
893208	2023-12-26 17:36:05	vjudge1	Sprinkler (JOI22_sprinkler)	C++17	100 / 100	1372 ms	117872 KiB

sprinkler

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#include <bits/stdc++.h>
using namespace std;
#define int long long
#define all(a) a.begin(), a.end()
int mod;
void prod(int &a, int b){
  a = (a * b) % mod;
}
signed main(){
  ios::sync_with_stdio(0);
  cin.tie(0);
  cout.tie(0);
  int n; cin >> n >> mod;
  vector< vector<int> > g(n+1);
  for(int i = 1;i < n; i++){
    int a, b; cin >> a >> b;
    g[a].push_back(b);
    g[b].push_back(a);
  }
  vector< vector<int> > ans(n+1, vector<int>(42, 1));
  vector<int> up(n+1), h(n+1);
  for(int i = 1;i <= n; i++){
    cin >> h[i];
  }
  function<void(int, int)> dfs=[&](int v, int par){
    up[v] = par;
    for(int to : g[v]){
      if(to == par) continue;
 
 
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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