oj.uz

Submission #430734

# Submission time Handle Problem Language Result Execution time Memory
430734 2021-06-17T03:04:54 Z albertolg101 Werewolf (IOI18_werewolf) C++17
15 / 100
 4000 ms 70408 KB 
#include <bits/stdc++.h>
#include "werewolf.h"

using namespace std;
using pii = pair<int, int>;

std::vector<int> check_validity(int n, std::vector<int> X, std::vector<int> Y,
                                std::vector<int> S, std::vector<int> E,
                                std::vector<int> L, std::vector<int> R) {
	
	int Q = L.size(), m = X.size();
	vector<int> ans;
	vector<vector<int>> g(n);

	for(int i = 0 ; i < m ; i++)
	{
		g[X[i]].push_back(Y[i]);
		g[Y[i]].push_back(X[i]);
	}

	vector<vector<int>> dp;
	vector<vector<bool>> flag;

	function<bool(int, int, int, int, int)> dfs = [&](int nod, bool race, int target, int l, int r)
	{
		if(flag[nod][race])
			return dp[nod][race];

		flag[nod][race] = true;
		if(!race and l <= nod and nod <= r)
			dp[nod][race] = dfs(nod, true, target, l, r);

		if(nod == target)
			return (dp[nod][race] | race);

		for(auto i: g[nod])
		{
			if(!race and l <= i)
				dp[nod][race] |= dfs(i, race, target, l, r); 
			
			if(race and i <= r)
				dp[nod][race] |= dfs(i, race, target, l, r);
		}

		return dp[nod][race];
	};

	for(int i = 0 ; i < Q ; i++)
	{
		dp = vector<vector<int>> (n, vector<int> (2, 0));
		flag = vector<vector<bool>> (n, vector<bool> (2, false));
		ans.push_back(dfs(S[i], false, E[i], L[i], R[i]));
	}

	return ans;	
}

Subtask #1
7.0 / 7.0

# Verdict Execution time Memory Grader output
1 Correct 3 ms 204 KB Output is correct
2 Correct 2 ms 204 KB Output is correct
3 Correct 2 ms 204 KB Output is correct
4 Correct 1 ms 204 KB Output is correct
5 Correct 3 ms 272 KB Output is correct
6 Correct 3 ms 332 KB Output is correct
7 Correct 3 ms 332 KB Output is correct
8 Correct 3 ms 332 KB Output is correct
9 Correct 2 ms 204 KB Output is correct

Subtask #2
8.0 / 8.0

# Verdict Execution time Memory Grader output
1 Correct 3 ms 204 KB Output is correct
2 Correct 2 ms 204 KB Output is correct
3 Correct 2 ms 204 KB Output is correct
4 Correct 1 ms 204 KB Output is correct
5 Correct 3 ms 272 KB Output is correct
6 Correct 3 ms 332 KB Output is correct
7 Correct 3 ms 332 KB Output is correct
8 Correct 3 ms 332 KB Output is correct
9 Correct 2 ms 204 KB Output is correct
10 Correct 1928 ms 1512 KB Output is correct
11 Correct 1649 ms 1400 KB Output is correct
12 Correct 1073 ms 1832 KB Output is correct
13 Correct 1839 ms 1492 KB Output is correct
14 Correct 1542 ms 1380 KB Output is correct
15 Correct 1904 ms 1820 KB Output is correct

Subtask #3
0 / 34.0

# Verdict Execution time Memory Grader output
1 Execution timed out 4043 ms 70408 KB Time limit exceeded
2 Halted 0 ms 0 KB -

Subtask #4
0 / 51.0

# Verdict Execution time Memory Grader output
1 Correct 3 ms 204 KB Output is correct
2 Correct 2 ms 204 KB Output is correct
3 Correct 2 ms 204 KB Output is correct
4 Correct 1 ms 204 KB Output is correct
5 Correct 3 ms 272 KB Output is correct
6 Correct 3 ms 332 KB Output is correct
7 Correct 3 ms 332 KB Output is correct
8 Correct 3 ms 332 KB Output is correct
9 Correct 2 ms 204 KB Output is correct
10 Correct 1928 ms 1512 KB Output is correct
11 Correct 1649 ms 1400 KB Output is correct
12 Correct 1073 ms 1832 KB Output is correct
13 Correct 1839 ms 1492 KB Output is correct
14 Correct 1542 ms 1380 KB Output is correct
15 Correct 1904 ms 1820 KB Output is correct
16 Execution timed out 4043 ms 70408 KB Time limit exceeded
17 Halted 0 ms 0 KB -