Submission #381594

#	Time	Username	Problem	Language	Result	Execution time	Memory
381594		Araragi	Pastiri (COI20_pastiri)	C++17	0 / 100	102 ms	620 KiB

pastiri

#include <bits/stdc++.h>
using namespace std;
#pragma GCC optimize("00")
typedef long long ll;
typedef long double ld;
typedef unsigned long long ull;
typedef pair<int, int> pii;
ll time() {return chrono::system_clock().now().time_since_epoch().count();}
mt19937 rnd(time());
const int inf = 1e9;
const ll inf64 = 1e18;
#define ft first
#define fin(x) ifstream cin("x.in");
#define fout(x) ofstream cout("x.out");
#define sd second
#define pb push_back
#define sz(x) (int)x.size()

int x[500001];

void solve()
{
    vector<int> ve;

    int n, k;
    cin >> n >> k;
    for (int i = 1; i < n; i++)
    {
        int x, y;
        cin >> x >> y;
    }

    for (int i = 1; i <= k; i++)
        cin >> x[i];

    for (int i = 1; i <= k; i++)
        ve.pb(x[i]);

    cout << sz(ve) << '\n';
    for (auto it : ve)
        cout << it << " ";
}

int main()
{
    ios::sync_with_stdio(0); cin.tie(0); cout.tie(0);

    #ifdef _LOCAL_
        system("color 2");
    #endif // _LOCAL_

    int t = 1;

    while (t--)
        solve();

}

• Subtask 1: 0 / 8
• Subtask 2: 0 / 18
• Subtask 3: 0 / 23
• Subtask 4: 0 / 51