oj.uz

답안 #602367

# 제출 시각 아이디 문제 언어 결과 실행 시간 메모리
602367 2022-07-23T01:01:55 Z jairRS 늑대인간 (IOI18_werewolf) C++17
15 / 100
 1134 ms 524288 KB 
#include "werewolf.h"
#include "bits/stdc++.h"
using namespace std;
using vi = vector<int>;
using vvi = vector<vi>;
using pii = pair<int, int>;
 
const int INF = 1e9;
 
vi check_validity(int N, vi X, vi Y, vi S, vi E, vi L, vi R)
{
	vvi adj = vvi(N);
	vvi highestOnPath = vvi(N, vi(N, INF));
	for (int i = 0; i < (int)X.size(); i++)
	{
		adj[X[i]].push_back(Y[i]);
		adj[Y[i]].push_back(X[i]);
	}
 
	priority_queue<pii, vector<pii>, greater<pii>> pqueue;
 
	for (int i = 0; i < N; i++)
	{
		pqueue.push({i, i});
		highestOnPath[i][i] = i;
 
		while (!pqueue.empty())
		{
			pii cur = pqueue.top();
			int curNode = cur.second;
			int curMax = cur.first;
			pqueue.pop();
			if (curMax > highestOnPath[i][curNode])
				continue;
			for (int a : adj[curNode])
				if (max(curMax, a) < highestOnPath[i][a])
				{
					highestOnPath[i][a] = max(curMax, a);
					pqueue.push({highestOnPath[i][a], a});
				}
		}
	}
 
	int Q = S.size();
	vi ans(Q);
	for (int i = 0; i < Q; i++)
	{
		vector<int> visited(N, false);
		queue<int> queue;
		queue.push(S[i]);
		visited[S[i]] = true;
 
		while (!queue.empty())
		{
			int cur = queue.front();
			queue.pop();
			if (cur < L[i])
				continue;
			if (highestOnPath[cur][E[i]] <= R[i])
				ans[i] = 1;
 
			for (int a : adj[cur])
			{
				if (visited[a])
					continue;
				queue.push(a);
				visited[a] = true;
			}
		}
	}
 
	return ans;
}

Subtask #1
7.0 / 7.0

# 결과 실행 시간 메모리 Grader output
1 Correct 2 ms 340 KB Output is correct
2 Correct 1 ms 340 KB Output is correct
3 Correct 0 ms 212 KB Output is correct
4 Correct 0 ms 212 KB Output is correct
5 Correct 1 ms 340 KB Output is correct
6 Correct 1 ms 340 KB Output is correct
7 Correct 1 ms 340 KB Output is correct
8 Correct 1 ms 340 KB Output is correct
9 Correct 1 ms 340 KB Output is correct

Subtask #2
8.0 / 8.0

# 결과 실행 시간 메모리 Grader output
1 Correct 2 ms 340 KB Output is correct
2 Correct 1 ms 340 KB Output is correct
3 Correct 0 ms 212 KB Output is correct
4 Correct 0 ms 212 KB Output is correct
5 Correct 1 ms 340 KB Output is correct
6 Correct 1 ms 340 KB Output is correct
7 Correct 1 ms 340 KB Output is correct
8 Correct 1 ms 340 KB Output is correct
9 Correct 1 ms 340 KB Output is correct
10 Correct 1134 ms 35972 KB Output is correct
11 Correct 961 ms 35964 KB Output is correct
12 Correct 377 ms 35928 KB Output is correct
13 Correct 1047 ms 35976 KB Output is correct
14 Correct 907 ms 36048 KB Output is correct
15 Correct 1024 ms 36048 KB Output is correct

Subtask #3
0 / 34.0

# 결과 실행 시간 메모리 Grader output
1 Runtime error 307 ms 524288 KB Execution killed with signal 9
2 Halted 0 ms 0 KB -

Subtask #4
0 / 51.0

# 결과 실행 시간 메모리 Grader output
1 Correct 2 ms 340 KB Output is correct
2 Correct 1 ms 340 KB Output is correct
3 Correct 0 ms 212 KB Output is correct
4 Correct 0 ms 212 KB Output is correct
5 Correct 1 ms 340 KB Output is correct
6 Correct 1 ms 340 KB Output is correct
7 Correct 1 ms 340 KB Output is correct
8 Correct 1 ms 340 KB Output is correct
9 Correct 1 ms 340 KB Output is correct
10 Correct 1134 ms 35972 KB Output is correct
11 Correct 961 ms 35964 KB Output is correct
12 Correct 377 ms 35928 KB Output is correct
13 Correct 1047 ms 35976 KB Output is correct
14 Correct 907 ms 36048 KB Output is correct
15 Correct 1024 ms 36048 KB Output is correct
16 Runtime error 307 ms 524288 KB Execution killed with signal 9
17 Halted 0 ms 0 KB -