제출 #1139540

#	제출 시각	아이디	문제	언어	결과	실행 시간	메모리
1139540		Agageldi	Easter Eggs (info1cup17_eastereggs)	C++20	0 / 100	7 ms	14568 KiB

eastereggs

#include <bits/stdc++.h>
#include "grader.h"
using namespace std;

#define ll long long
#define N 600005
#define pb push_back
#define ff first
#define ss second
#define all(x) x.begin(),x.end()

ll a[N], t,answer, vis[N];
vector <int> v[N];

void solve(int x) {
	if(answer) return;
	vis[x] = 1;
	vector <int> b;
	b.pb(x);
	int find = query(b);
	if(find) {
		answer = x;
		return;
	}	
	for(auto i : v[x]){
		if(vis[i]) continue;
		solve(i);
	}
	b.clear();
}

int findEgg(int n, vector<pair<int,int>> bridges) {
	for(auto i : bridges) {
		v[i.ff].pb(i.ss);
		v[i.ss].pb(i.ff);
	}
	answer = 0;
	solve(1);
	return answer;
}

• Subtask 1: 0 / 40
• Subtask 2: 0 / 40
• Subtask 3: 0 / 20