oj.uz

답안 #848586

# 제출 시각 아이디 문제 언어 결과 실행 시간 메모리
848586 2023-09-13T01:37:44 Z eltu0815 봉쇄 시간 (IOI23_closing) C++17
8 / 100
 70 ms 20560 KB 
#include "closing.h"

#include <bits/stdc++.h>
#define MAX 200005
using namespace std;

typedef long long ll;
typedef pair<int, int> pii;

int visited[MAX];
vector<pii> graph[MAX];
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; ++i) visited[i] = 0;
    for(int i = 0; i < N; ++i) graph[i].clear();
    for(int i = 0; i < N - 1; ++i) {
        graph[U[i]].push_back({V[i], W[i]});
        graph[V[i]].push_back({U[i], W[i]});
    }
    
    int ans = 0;
    priority_queue<pair<ll, int> > pq;
    pq.push({0, X}); pq.push({0, Y});
    while(!pq.empty()) {
        int node = pq.top().second;
        ll dist = -pq.top().first;
        pq.pop();
        
        if(visited[node]) continue;
        visited[node] = 1;
        
        if(dist > K) break;
        K -= dist; ++ans;
        for(auto [v, w] : graph[node]) pq.push({-(w + dist), v});
    }
    return ans;
}

Subtask #0
0.0 / 0.0

# 결과 실행 시간 메모리 Grader output
1 Incorrect 2 ms 4952 KB 1st lines differ - on the 1st token, expected: '6', found: '5'
2 Halted 0 ms 0 KB -

Subtask #1
8.0 / 8.0

# 결과 실행 시간 메모리 Grader output
1 Correct 70 ms 17968 KB Output is correct
2 Correct 65 ms 20560 KB Output is correct
3 Correct 45 ms 9808 KB Output is correct

Subtask #2
0.0 / 9.0

# 결과 실행 시간 메모리 Grader output
1 Correct 2 ms 4956 KB Output is correct
2 Incorrect 1 ms 4952 KB 1st lines differ - on the 1st token, expected: '30', found: '17'
3 Halted 0 ms 0 KB -

Subtask #3
0.0 / 12.0

# 결과 실행 시간 메모리 Grader output
1 Correct 2 ms 4956 KB Output is correct
2 Incorrect 1 ms 4952 KB 1st lines differ - on the 1st token, expected: '30', found: '17'
3 Halted 0 ms 0 KB -

Subtask #4
0.0 / 14.0

# 결과 실행 시간 메모리 Grader output
1 Correct 2 ms 4956 KB Output is correct
2 Incorrect 1 ms 4952 KB 1st lines differ - on the 1st token, expected: '30', found: '17'
3 Halted 0 ms 0 KB -

Subtask #5
0.0 / 9.0

# 결과 실행 시간 메모리 Grader output
1 Incorrect 2 ms 4952 KB 1st lines differ - on the 1st token, expected: '6', found: '5'
2 Halted 0 ms 0 KB -

Subtask #6
0.0 / 11.0

# 결과 실행 시간 메모리 Grader output
1 Incorrect 2 ms 4952 KB 1st lines differ - on the 1st token, expected: '6', found: '5'
2 Halted 0 ms 0 KB -

Subtask #7
0.0 / 10.0

# 결과 실행 시간 메모리 Grader output
1 Incorrect 2 ms 4952 KB 1st lines differ - on the 1st token, expected: '6', found: '5'
2 Halted 0 ms 0 KB -

Subtask #8
0.0 / 10.0

# 결과 실행 시간 메모리 Grader output
1 Incorrect 2 ms 4952 KB 1st lines differ - on the 1st token, expected: '6', found: '5'
2 Halted 0 ms 0 KB -

Subtask #9
0.0 / 17.0

# 결과 실행 시간 메모리 Grader output
1 Incorrect 2 ms 4952 KB 1st lines differ - on the 1st token, expected: '6', found: '5'
2 Halted 0 ms 0 KB -