Submission #1191656

#	Time	Username	Problem	Language	Result	Execution time	Memory
1191656		SmuggingSpun	Pizza (COCI21_pizza)	C++20	50 / 50	0 ms	328 KiB

Main

#include<bits/stdc++.h>
#define taskname "A"
using namespace std;
const int lim = 105;
bitset<lim>hate;
int main(){
	ios_base::sync_with_stdio(0); cin.tie(0); cout.tie(0);
	if(fopen(taskname".inp", "r")){
		freopen(taskname".inp", "r", stdin);
	}
	int n, m;
	cin >> n;
	hate.reset();
	for(int _ = 0; _ < n; _++){
		int x;
		cin >> x;
		hate.set(x);
	}	
	cin >> m;
	int ans = 0;
	for(int _ = 0; _ < m; _++){
		bool flag = true;
		int k;
		cin >> k;
		for(int i = 0; i < k; i++){
			int x;
			cin >> x;
			if(hate.test(x)){
				flag = false;
			}
		}
		if(flag){
			ans++;
		}
	}
	cout << ans;
	
	
}

Compilation message (stderr)

Main.cpp: In function 'int main()':
Main.cpp:9:24: warning: ignoring return value of 'FILE* freopen(const char*, const char*, FILE*)' declared with attribute 'warn_unused_result' [-Wunused-result]
    9 |                 freopen(taskname".inp", "r", stdin);
      |                 ~~~~~~~^~~~~~~~~~~~~~~~~~~~~~~~~~~~

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