제출 #1198758

#	제출 시각	아이디	문제	언어	결과	실행 시간	메모리
1198758		THXuan	Geppetto (COCI15_geppetto)	C++20	80 / 80	187 ms	4424 KiB

geppetto

#include <iostream>
#include <vector>
#include <algorithm>
#include <cmath>
#include <queue>
#include <set>
#include <map>
#define INF 1e9
using namespace std;
typedef long long ll;
const ll MAXN = 100005;

void solve()
{
	int n, m; cin >> n >> m;
	int ans = (1 << n);
	vector<int>vis(ans + 5, 0);
	int counter = 0;
	for (int i = 0; i < m; i++) {
		int u, v; cin >> u >> v; --u; --v;
		for (int mask = 0; mask < (1 << n); mask++) {
			if (mask & (1 << u) && mask & (1 << v)) {
				if (vis[mask] == 0) {
					++counter;
					vis[mask] = 1;
				}
			}
		}
	}
	cout << ans - counter << "\n";
}

int main()
{
	ios_base::sync_with_stdio(0);
	cin.tie(0);
	int t = 1;// cin>>t;
	while (t--) solve();
	return 0;
}

• Subtask 1: 80 / 80