제출 #661283

#	제출 시각UTC-0	아이디	문제	언어	결과	실행 시간	메모리
661283	2022-11-25 07:50:08	Alex_tz307	Sprinkler (JOI22_sprinkler)	C++17	100 / 100	1530 ms	70072 KiB

sprinkler

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#include <bits/stdc++.h>
using namespace std;
const int kN = 2e5;
const int kD = 40;
int par[1 + kN + kD];
vector<int> g[1 + kN + kD];
void multSelf(int &x, int y, int mod) {
  x = (int64_t)x * y % mod;
}
void dfs(int u) {
  for (int v : g[u]) {
    if (v != par[u]) {
      par[v] = u;
      dfs(v);
    }
  }
}
int main() {
  ios_base::sync_with_stdio(false);
  cin.tie(nullptr);
  int n, l;
  cin >> n >> l;
  for (int i = 1; i < n; ++i) {
    int u, v;
    cin >> u >> v;
 
 
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