Submission #1032426

#	Submission time	Handle	Problem	Language	Result	Execution time	Memory
1032426	2024-07-23T17:47:49 Z	Turkhuu	Closing Time (IOI23_closing)	C++17	8 / 100	96 ms	29984 KB

closing

#include "closing.h"
#include <bits/stdc++.h>
using namespace std;
using ll = long long;
int max_score(int N, int X, int Y, ll K, vector<int> U, vector<int> V, vector<int> W) {
    vector<vector<array<int, 2>>> adj(N);
    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]});
    }
    auto bfs = [&](int s) {
        vector<ll> dis(N);
        vector<int> from(N, -1);
        from[s] = s;
        queue<int> q;
        q.push(s);
        while (!q.empty()) {
            int x = q.front();
            q.pop();
            for (auto [y, z] : adj[x]) {
                if (from[y] == -1) {
                    from[y] = x;
                    dis[y] = dis[x] + z;
                    q.push(y);
                }
            }
        }
        return make_pair(dis, from);
    };
    auto [dis_x, from_x] = bfs(X);
    auto [dis_y, from_y] = bfs(Y);
    vector<ll> one(N), two(N);
    for (int i = 0; i < N; i++) {
        tie(one[i], two[i]) = minmax(dis_x[i], dis_y[i]);
    }
    vector<int> path{X};
    while (path.back() != Y) path.push_back(from_y[path.back()]);
    sort(one.begin(), one.end());
    ll sum = 0; int ans = 0;
    while (ans < N && sum + one[ans] <= K) sum += one[ans++];
    return ans;
}

Subtask #0
0.0 / 0.0

#	Verdict	Execution time	Memory	Grader output
1	Incorrect	0 ms	344 KB	1st lines differ - on the 1st token, expected: '6', found: '5'
2	Halted	0 ms	0 KB	-

Subtask #1
8.0 / 8.0

#	Verdict	Execution time	Memory	Grader output
1	Correct	96 ms	29488 KB	Output is correct
2	Correct	83 ms	29984 KB	Output is correct
3	Correct	48 ms	5500 KB	Output is correct

Subtask #2
0.0 / 9.0

#	Verdict	Memory	Grader output
1	Correct	348 KB	Output is correct
2	Incorrect	348 KB	1st lines differ - on the 1st token, expected: '30', found: '17'
3	Halted	0 KB	-

Subtask #3
0.0 / 12.0

#	Verdict	Memory	Grader output
1	Correct	348 KB	Output is correct
2	Incorrect	348 KB	1st lines differ - on the 1st token, expected: '30', found: '17'
3	Halted	0 KB	-

Subtask #4
0.0 / 14.0

#	Verdict	Memory	Grader output
1	Correct	348 KB	Output is correct
2	Incorrect	348 KB	1st lines differ - on the 1st token, expected: '30', found: '17'
3	Halted	0 KB	-

Subtask #5
0.0 / 9.0

#	Verdict	Execution time	Memory	Grader output
1	Incorrect	0 ms	344 KB	1st lines differ - on the 1st token, expected: '6', found: '5'
2	Halted	0 ms	0 KB	-

Subtask #6
0.0 / 11.0

#	Verdict	Execution time	Memory	Grader output
1	Incorrect	0 ms	344 KB	1st lines differ - on the 1st token, expected: '6', found: '5'
2	Halted	0 ms	0 KB	-

Subtask #7
0.0 / 10.0

#	Verdict	Execution time	Memory	Grader output
1	Incorrect	0 ms	344 KB	1st lines differ - on the 1st token, expected: '6', found: '5'
2	Halted	0 ms	0 KB	-

Subtask #8
0.0 / 10.0

#	Verdict	Execution time	Memory	Grader output
1	Incorrect	0 ms	344 KB	1st lines differ - on the 1st token, expected: '6', found: '5'
2	Halted	0 ms	0 KB	-

Subtask #9
0.0 / 17.0

#	Verdict	Execution time	Memory	Grader output
1	Incorrect	0 ms	344 KB	1st lines differ - on the 1st token, expected: '6', found: '5'
2	Halted	0 ms	0 KB	-

Submission #1032426

Compilation message