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Submission #319753

# Submission time Handle Problem Language Result Execution time Memory
319753 2020-11-06T11:13:54 Z northlake Stations (IOI20_stations) C++17
5 / 100
 1049 ms 996 KB 
#include<stations.h>
#include<bits/stdc++.h>
 
using namespace std;
 
vector<int> label(int n, int k, vector<int> u, vector<int> v) {
    // create adjacency list
    vector<int> adjacency_list[n] = {};
    for (int i = 0; i < n-1; i++) {
        int fnode = u[i]; int snode = v[i];
        adjacency_list[fnode].push_back(snode); adjacency_list[snode].push_back(fnode);
    }
 
    // find origin
    int origin;
    for (int i = 0; i < n; i++) {
        if (adjacency_list[i].size() == 1) {
            origin = i;
            break;
        }
    }
 
    // create labels
    vector<int> labels(n);
    bool visited[n] {false};
    int counter = 0;
    int current_node = origin;
    while (counter < n) {
        visited[current_node] = true;
        labels[current_node] = counter;
        counter += 1;
        for (auto neighbor : adjacency_list[current_node]) {
            if (!visited[neighbor]) {
                current_node = neighbor;
                break;
            }
        }
    }
    return labels;
}
 
int find_next_station(int s, int t, vector<int> c) {
    if (t > s) return *max_element(c.begin(), c.end());
    else return *min_element(c.begin(), c.end());
}

Subtask #1
5.0 / 5.0

# Verdict Execution time Memory Grader output
1 Correct 649 ms 792 KB Output is correct
2 Correct 491 ms 844 KB Output is correct
3 Correct 898 ms 864 KB Output is correct
4 Correct 657 ms 736 KB Output is correct
5 Correct 584 ms 992 KB Output is correct
6 Correct 474 ms 792 KB Output is correct
7 Correct 441 ms 796 KB Output is correct
8 Correct 3 ms 756 KB Output is correct
9 Correct 4 ms 872 KB Output is correct
10 Correct 2 ms 756 KB Output is correct

Subtask #2
0 / 8.0

# Verdict Execution time Memory Grader output
1 Incorrect 6 ms 364 KB Invalid labels (duplicates values). scenario=0, label=0
2 Halted 0 ms 0 KB -

Subtask #3
0 / 16.0

# Verdict Execution time Memory Grader output
1 Correct 540 ms 796 KB Output is correct
2 Correct 458 ms 796 KB Output is correct
3 Correct 951 ms 736 KB Output is correct
4 Correct 682 ms 756 KB Output is correct
5 Correct 596 ms 736 KB Output is correct
6 Correct 452 ms 800 KB Output is correct
7 Correct 527 ms 796 KB Output is correct
8 Correct 3 ms 736 KB Output is correct
9 Correct 5 ms 736 KB Output is correct
10 Correct 1 ms 756 KB Output is correct
11 Incorrect 1 ms 384 KB Invalid labels (duplicates values). scenario=1, label=0
12 Halted 0 ms 0 KB -

Subtask #4
0 / 10.0

# Verdict Execution time Memory Grader output
1 Correct 1049 ms 868 KB Output is correct
2 Correct 837 ms 996 KB Output is correct
3 Correct 650 ms 756 KB Output is correct
4 Correct 3 ms 868 KB Output is correct
5 Correct 5 ms 736 KB Output is correct
6 Correct 1 ms 736 KB Output is correct
7 Incorrect 1 ms 364 KB Invalid labels (duplicates values). scenario=0, label=0
8 Halted 0 ms 0 KB -

Subtask #5
0 / 61.0

# Verdict Execution time Memory Grader output
1 Correct 644 ms 756 KB Output is correct
2 Correct 538 ms 936 KB Output is correct
3 Correct 934 ms 736 KB Output is correct
4 Correct 680 ms 736 KB Output is correct
5 Correct 638 ms 992 KB Output is correct
6 Correct 521 ms 788 KB Output is correct
7 Correct 500 ms 908 KB Output is correct
8 Correct 4 ms 756 KB Output is correct
9 Correct 4 ms 672 KB Output is correct
10 Correct 1 ms 860 KB Output is correct
11 Incorrect 5 ms 364 KB Invalid labels (duplicates values). scenario=0, label=0
12 Halted 0 ms 0 KB -