제출 #654209

#	제출 시각UTC-0	아이디	문제	언어	결과	실행 시간	메모리
654209	2022-10-30 11:06:27	InternetPerson10	Sprinkler (JOI22_sprinkler)	C++17	100 / 100	1070 ms	97148 KiB

sprinkler

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#include <bits/stdc++.h>
typedef long long ll;
using namespace std;
ll MOD;
vector<vector<int>> adj;
vector<int> par;
ll mul[200001][41];
void root(int x = 0, int p = 0) {
    par[x] = p;
    for(auto it = adj[x].begin(); it != adj[x].end(); it++) {
        if(*it == p) {
            adj[x].erase(it);
            break;
        }
    }
    for(int ch : adj[x]) {
        root(ch, x);
    }
}
int main() {
    ios::sync_with_stdio(false);
    cin.tie(0);
    int n;
    cin >> n >> MOD;
    adj.resize(n);
 
 
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