Submission #1258670

#	Time	Username	Problem	Language	Result	Execution time	Memory
1258670		thanz	Pizza (COCI21_pizza)	C++20	50 / 50	0 ms	328 KiB

Main

#include <bits/stdc++.h>
using namespace std;
#define ll long long
#define pll pair<ll, ll>
#define pii pair<int, int>
#define fs first
#define sc second
#define pb push_back
#define int ll

signed main()
{
    ios_base::sync_with_stdio(0);
    cin.tie(0);
    cout.tie(0);

    int n;
    cin >> n;
    set<int> a;
    for (int i = 0; i < n; i++)
    {
        int x;
        cin >> x;
        a.insert(x);
    }
    int m;
    cin >> m;
    vector<int> k(m);
    // vector<vector<int>> b(m);
    int ans = 0;
    for (int i = 0; i < m; i++)
    {
        cin >> k[i];
        bool yes = 1;
        for (int j = 0; j < k[i]; j++)
        {
            int x;
            cin >> x;
            // b[i].pb(x);
            if (a.count(x))
            {
                yes = 0;
            }
        }
        if (yes)
            ans++;
    }
    cout << ans;
}

• Subtask 1: 10 / 10
• Subtask 2: 10 / 10
• Subtask 3: 10 / 10
• Subtask 4: 10 / 10
• Subtask 5: 10 / 10