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Submission #767953

# Submission time Handle Problem Language Result Execution time Memory
767953 2023-06-27T10:07:24 Z Gr1sen Stations (IOI20_stations) C++17
5 / 100
 787 ms 676 KB 
#include"stations.h"
#include<iostream>
#include<vector>

using namespace std;

#define vi vector<int>
#define vvi vector<vi>

vi label(int n, int k, vi u, vi v) {
    vvi L(n);
    for (int i = 0; i < n-1; i++) {
        L[u[i]].push_back(v[i]);
        L[v[i]].push_back(u[i]);
    }
    int a = -1;
    for (int i = 0; i < n; i++) {if (L[i].size() == 1) {a = i; break;}}
    vi L2(n, -1);
    int j = 1;
    while (1) {
        L2[a] = j;
        j++;
        if (L2[L[a][0]] == -1) {
            a = L[a][0]; continue;
        }
        if (L[a].size() == 1) break;
        a = L[a][1]; continue;
    }
    return L2;
}

int find_next_station(int s, int t, vi c) {
    if (s > t) return s-1;
    return s+1;
}

Subtask #1
5.0 / 5.0

# Verdict Execution time Memory Grader output
1 Correct 511 ms 480 KB Output is correct
2 Correct 312 ms 676 KB Output is correct
3 Correct 670 ms 416 KB Output is correct
4 Correct 470 ms 420 KB Output is correct
5 Correct 530 ms 508 KB Output is correct
6 Correct 328 ms 544 KB Output is correct
7 Correct 347 ms 508 KB Output is correct
8 Correct 1 ms 492 KB Output is correct
9 Correct 4 ms 472 KB Output is correct
10 Correct 0 ms 500 KB Output is correct

Subtask #2
0 / 8.0

# Verdict Execution time Memory Grader output
1 Incorrect 3 ms 292 KB Invalid labels (values out of range). scenario=0, k=1000, vertex=4, label=-1
2 Halted 0 ms 0 KB -

Subtask #3
0 / 16.0

# Verdict Execution time Memory Grader output
1 Correct 418 ms 500 KB Output is correct
2 Correct 455 ms 508 KB Output is correct
3 Correct 679 ms 500 KB Output is correct
4 Correct 533 ms 508 KB Output is correct
5 Correct 515 ms 416 KB Output is correct
6 Correct 318 ms 508 KB Output is correct
7 Correct 307 ms 524 KB Output is correct
8 Correct 2 ms 508 KB Output is correct
9 Correct 2 ms 492 KB Output is correct
10 Correct 0 ms 492 KB Output is correct
11 Incorrect 0 ms 296 KB Invalid labels (values out of range). scenario=1, k=1000000, vertex=3, label=-1
12 Halted 0 ms 0 KB -

Subtask #4
0 / 10.0

# Verdict Execution time Memory Grader output
1 Correct 571 ms 504 KB Output is correct
2 Correct 465 ms 416 KB Output is correct
3 Correct 367 ms 504 KB Output is correct
4 Correct 2 ms 500 KB Output is correct
5 Correct 4 ms 492 KB Output is correct
6 Correct 1 ms 500 KB Output is correct
7 Incorrect 1 ms 296 KB Invalid labels (values out of range). scenario=0, k=1000000000, vertex=2, label=-1
8 Halted 0 ms 0 KB -

Subtask #5
0 / 61.0

# Verdict Execution time Memory Grader output
1 Correct 439 ms 516 KB Output is correct
2 Correct 282 ms 580 KB Output is correct
3 Correct 787 ms 508 KB Output is correct
4 Correct 481 ms 420 KB Output is correct
5 Correct 430 ms 416 KB Output is correct
6 Correct 402 ms 544 KB Output is correct
7 Correct 431 ms 548 KB Output is correct
8 Correct 2 ms 488 KB Output is correct
9 Correct 3 ms 492 KB Output is correct
10 Correct 0 ms 492 KB Output is correct
11 Incorrect 4 ms 328 KB Invalid labels (values out of range). scenario=0, k=1000000000, vertex=4, label=-1
12 Halted 0 ms 0 KB -