제출 #1114651

#	제출 시각	아이디	문제	언어	결과	실행 시간	메모리
1114651		NotLinux	Povjerenstvo (COI22_povjerenstvo)	C++17	100 / 100	272 ms	38852 KiB

Main

// Author : FatihCihan
#include <bits/stdc++.h>
using namespace std;
#define all(v) v.begin() , v.end()
#define sz(a) (int)a.size()
void solve(){
	int n,m;
	cin >> n >> m;
	vector < int > graph[n];
	for(int i = 0;i<m;i++){
		int a,b;
		cin >> a >> b;
		a-- , b--;
		graph[a].push_back(b);
		graph[b].push_back(a);
	}
	int vis[n] = {0};
	vector < int > ans;
	for(int i = 0;i<n;i++){
		if(vis[i] == 0){
			ans.push_back(i+1);
			for(auto itr : graph[i]){
				vis[itr] = 1;
			}
		}
	}
	cout << sz(ans) << endl;
	for(auto itr : ans){
		cout << itr << " ";
	}
	cout << endl;
}
signed main(){
	ios_base::sync_with_stdio(0);cin.tie(0);
	int testcase = 1;//cin >> testcase;
	while(testcase--)solve();
	cerr << 1000.0 * clock() / CLOCKS_PER_SEC << " ms" << endl;
}

• Subtask 1: 13 / 13
• Subtask 2: 21 / 21
• Subtask 3: 33 / 33
• Subtask 4: 33 / 33