Submission #709007

#	Time	Username	Problem	Language	Result	Execution time	Memory
709007		IamGalymzhan	Newspapers (CEOI21_newspapers)	C++14	6 / 100	6 ms	7420 KiB

newspapers

#include <algorithm>
#include <iostream>
#include <iterator>
#include <iomanip>
#include <cstring>
#include <string>
#include <vector>
#include <cmath>
#include <queue>
#include <set>
#include <map>
 
using namespace std;
 
#define speed ios_base::sync_with_stdio(0); cin.tie(0); cout.tie(0);
#define _ << ' ' <<
#define ll long long
#define ld long double
#define ull unsigned long long
#define pii pair<int, int>
#define pll pair<ll, ll>
#define all(x) x.begin(), x.end()
#define F first
#define S second
#define pb push_back 

const ll INF = (long long)2e18, mod = (long long)1e9+7;
const ll P = 263, Q = 319;
 
const ll N = 300010, M = 510;

ll n, m;
vector<ll> g[N];

void solve() {
	cin >> n >> m;
	for (int i = 1; i <= m; ++i) {
		ll u, v;
		cin >> u >> v;
		g[u].pb(v);
		g[v].pb(u);
	}
	cout << "YES\n";
	cout << n * 2 << "\n";
	for (int i = 1; i <= n; ++i)
		cout << i << " ";
	for (int i = n; i >= 1; --i)
		cout << i << " ";
}

int main() {
	speed;
	int T = 1;
	// cin >> T;
	while (T--) {
		solve();
	}
}

• Subtask 1: 0 / 12
• Subtask 2: 6 / 8
• Subtask 3: 0 / 80