Submission #1237140

#	Time	Username	Problem	Language	Result	Execution time	Memory
1237140		PlayVoltz	Geppetto (COCI15_geppetto)	C++20	80 / 80	210 ms	8520 KiB

geppetto

#include <cstdio>
#include <stdio.h>
#include <stdbool.h>
#include <iostream>
#include <map>
#include <vector>
#include <climits>
#include <stack>
#include <string>
#include <queue>
#include <algorithm>
#include <set>
#include <unordered_set>
#include <unordered_map>
#include <cmath>
#include <cctype>
#include <bitset>
#include <iomanip>
#include <cstring>
#include <numeric>
#include <cassert>
#include <random>
#include <chrono>
#include <fstream>
using namespace std;

#define int long long
#define pii pair<int, int>
#define mp make_pair
#define pb push_back
#define fi first
#define se second

int32_t main(){
	ios_base::sync_with_stdio(0);
	cin.tie(0);
	cout.tie(0);
	int n, m, a, b;
	cin>>n>>m;
	vector<int> got((1<<n), 0);
	while (m--){
		cin>>a>>b, --a, --b;
		for (int mask=0; mask<(1<<n); ++mask)if (mask&(1<<a)&&mask&(1<<b)&&!got[mask])got[mask]=1;
	}
	cout<<(1<<n)-accumulate(got.begin(), got.end(), 0);
}

• Subtask 1: 80 / 80