제출 #1266347

#	제출 시각	아이디	문제	언어	결과	실행 시간	메모리
1266347		canhnam357	Pizza (COCI21_pizza)	C++20	50 / 50	1 ms	328 KiB

Main

// source problem : 
#include <bits/stdc++.h>
using namespace std;
#define all(x) x.begin(), x.end()
#define int long long
#define lb lower_bound
#define ub upper_bound
#define MASK(i) (1LL << (i))
const int inf = 1e18;
void ckmax(int& f, int s)
{
    f = (f > s ? f : s);
}
void ckmin(int& f, int s)
{
    f = (f < s ? f : s);
}
int32_t main()
{
    ios_base::sync_with_stdio(false);
    cin.tie(0);
    int n;
    cin >> n;
    set<int> s;
    for (int i = 0; i < n; i++) {
        int x;
        cin >> x;
        s.insert(x);
    }   
    int q;
    cin >> q;
    int ans = 0;
    while (q--) {
        int k;
        cin >> k;
        int ok = 1;
        while (k--) {
            int x;
            cin >> x;
            if (s.count(x)) ok = 0;
        }
        ans += ok;
    }
    cout << ans;
    return 0;
}

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