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Submission #866101

# Submission time Handle Problem Language Result Execution time Memory
866101 2023-10-25T12:13:51 Z vjudge1 Closing Time (IOI23_closing) C++17
0 / 100
 138 ms 28188 KB 
#include "closing.h"
#include <bits/stdc++.h>
using namespace std;
namespace{
	const int MAXN = 2e5 + 3;
	vector<pair<int, long long>> adj[MAXN];
	int dep1[MAXN];
	int dep2[MAXN];
	void dfs(int node, int par, int dep[]){
		for (auto [to, w] : adj[node]){
			if (to == par) continue;
			dep[to] = dep[node] + w;
			dfs(to, node, dep);
		}
	}
}
int max_score(int N, int X, int Y, long long K, vector<int> U, vector<int> V, vector<int> W)
{
	for (int i = 0; i < N - 1; i++){
		adj[U[i]].push_back({V[i], W[i]});
		adj[V[i]].push_back({U[i], W[i]});
	}
	dfs(X, -1, dep1);
	dfs(Y, -1, dep2);
	priority_queue<int, vector<int>, greater<int>> pq;
	int mx = 0;
	for (int i = 0; i < N; i++){
		mx = max(mx, dep1[i]);
		pq.push(dep1[i]);
		pq.push(dep2[i]);
	}
	int ans = 0;
	while (!pq.empty() && pq.top() <= K){
		K -= pq.top();
		pq.pop();
		ans++;
	}
	for (int i = 0; i < N; i++){
		adj[i].clear();
		dep1[i] = dep2[i] = 0;
	}
	return mx;
}

Subtask #0
0.0 / 0.0

# Verdict Execution time Memory Grader output
1 Incorrect 2 ms 6744 KB 1st lines differ - on the 1st token, expected: '6', found: '14'
2 Halted 0 ms 0 KB -

Subtask #1
0.0 / 8.0

# Verdict Execution time Memory Grader output
1 Incorrect 138 ms 28188 KB 1st lines differ - on the 1st token, expected: '451', found: '2147442596'
2 Halted 0 ms 0 KB -

Subtask #2
0.0 / 9.0

# Verdict Execution time Memory Grader output
1 Incorrect 2 ms 6492 KB 1st lines differ - on the 1st token, expected: '3', found: '2'
2 Halted 0 ms 0 KB -

Subtask #3
0.0 / 12.0

# Verdict Execution time Memory Grader output
1 Incorrect 2 ms 6492 KB 1st lines differ - on the 1st token, expected: '3', found: '2'
2 Halted 0 ms 0 KB -

Subtask #4
0.0 / 14.0

# Verdict Execution time Memory Grader output
1 Incorrect 2 ms 6492 KB 1st lines differ - on the 1st token, expected: '3', found: '2'
2 Halted 0 ms 0 KB -

Subtask #5
0.0 / 9.0

# Verdict Execution time Memory Grader output
1 Incorrect 2 ms 6744 KB 1st lines differ - on the 1st token, expected: '6', found: '14'
2 Halted 0 ms 0 KB -

Subtask #6
0.0 / 11.0

# Verdict Execution time Memory Grader output
1 Incorrect 2 ms 6744 KB 1st lines differ - on the 1st token, expected: '6', found: '14'
2 Halted 0 ms 0 KB -

Subtask #7
0.0 / 10.0

# Verdict Execution time Memory Grader output
1 Incorrect 2 ms 6744 KB 1st lines differ - on the 1st token, expected: '6', found: '14'
2 Halted 0 ms 0 KB -

Subtask #8
0.0 / 10.0

# Verdict Execution time Memory Grader output
1 Incorrect 2 ms 6744 KB 1st lines differ - on the 1st token, expected: '6', found: '14'
2 Halted 0 ms 0 KB -

Subtask #9
0.0 / 17.0

# Verdict Execution time Memory Grader output
1 Incorrect 2 ms 6744 KB 1st lines differ - on the 1st token, expected: '6', found: '14'
2 Halted 0 ms 0 KB -