Submission #1147430

#	Time	Username	Problem	Language	Result	Execution time	Memory
1147430		Kaztaev_Alisher	Werewolf (IOI18_werewolf)	C++20	0 / 100	4090 ms	11428 KiB

werewolf

#include "werewolf.h"
#include <bits/stdc++.h>

#define ios ios_base::sync_with_stdio(0); cin.tie(0); cout.tie(0)
#define file(s) if (fopen(s".in", "r")) freopen(s".in", "r", stdin), freopen(s".out", "w", stdout)
#define all(a) a.begin() , a.end()
#define F first
#define S second

using namespace std;
using ll = long long;

const ll N = 1e6+5 , inf = 2e9 + 7 , block = 1000;
const ll INF = 1e18 ,   mod = 1e9+7;

int p[N] , sz[N];
int get(int a){
	if(p[a] == a) return a;
	return p[a] = get(p[a]);
}
void merge(int a , int b){
	a = get(a);
	b = get(b);
	if(a == b) return;
	if(sz[a] < sz[b]) swap(a,b);
	sz[a] += sz[b];
	p[b] = a;
}
vector<int> check_validity(int n, vector<int> x, vector<int> y, vector<int> s, vector<int> e , vector<int> l, vector<int> r) {
	vector<int> ans;
	for(int i = 0; i < s.size(); i++){
		for(int j = 0; j < n; j++){
			p[j] = j;
			sz[j] = 1;
		}
		for(int j = 0; j < x.size(); j++){
			if(x[j] >= l[i] && y[j] >= l[i]){
				merge(x[j],y[j]);
			}
			if(x[j] <= r[i] && y[j] <= r[i]){
				merge(x[j],y[j]);
			}
		}
		int ok = 0;
		if(get(s[i]) == get(e[i])) ok = 1;
		ans.push_back(ok);
	}
	return ans;
}

• Subtask 1: 0 / 7
• Subtask 2: 0 / 8
• Subtask 3: 0 / 34
• Subtask 4: 0 / 51