Submission #976265

#	Time	Username	Problem	Language	Result	Execution time	Memory
976265		vjudge1	Pizza (COCI21_pizza)	C++17	50 / 50	1 ms	600 KiB

Main

#include <bits/stdc++.h>
#define bismillah ios_base::sync_with_stdio(0); cin.tie(0);
#define int 		  long long
#define v 			  vector
#define pb 			  push_back
#define ppb 		  pop_back
#define all(x)    x.begin(), x.end()
#define rall(x)   x.begin(), x.end()
#define pii 		  pair<int, int>
#define pll 		  pair<long long, long long>
#define fi 			  first
#define se 			  second
#define mp 			  make_pair
#define lb 			  lower_bound
#define ub 			  upper_bound
#define endl 		  '\n'
#define tc 			  int t = 1; while (t--)
// #define tc 			  int t; cin >> t; while (t--)
const int MOD = 1e9 + 7;
const int INF = 1e17;
using namespace std;

signed main(){
	bismillah;
	tc {
		//input
		int n; cin >> n;
		v<bool> forbidden(105);
		for (int i = 0; i < n; i++) {
			int x; cin >> x;
			forbidden[x] = true;
		}
		int m; cin >> m;
		v<int> food[m];
		for (int i = 0; i < m; i++) {
			int k; cin >> k;
			for (int j = 0; j < k; j++) {
				int x; cin >> x;
				food[i].pb(x); 
			}
		}
		
		//solve
		int ans = 0;
		for (int i = 0; i < m; i++) {
			bool add = true;
			for (auto u: food[i]) {
				if (forbidden[u]) {
					add = false;
					break;
				}
			}
			ans += add;
		}

		//output
		cout << ans << endl;
	}
}

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