Submission #381868

#	Time	Username	Problem	Language	Result	Execution time	Memory
381868		Araragi	Pizza (COCI21_pizza)	C++17	50 / 50	1 ms	364 KiB

Main

#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()

void solve()
{
    int n;
    cin >> n;

    set<int> t;

    vector<int> tabu(n);
    for (int i = 0; i < n; i++)
    {
        cin >> tabu[i];
        t.insert(tabu[i]);
    }

    int k;
    cin >> k;

    int ans = 0;

    for (int i = 0; i < k; i++)
    {
        int z;
        cin >> z;

        bool bad = false;

        for (int j = 0; j < z; j++)
        {
            int x;
            cin >> x;

            if (t.find(x) != t.end())
                bad = true;
        }

        if (!bad)
            ans++;
    }

    cout << ans;
}

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