oj.uz

Submission #419080

# Submission time Handle Problem Language Result Execution time Memory
419080 2021-06-06T11:58:57 Z NintsiChkhaidze Stations (IOI20_stations) C++14
36.3129 / 100
 1075 ms 852 KB 
#include "stations.h"
#include <bits/stdc++.h>
#define pb push_back
using namespace std;
vector <int> vec[1005];
int cnt,in[1005],out[1005];
void dfs(int x,int p){
    in[x] = ++cnt;
    for (int j=0;j<vec[x].size();j++){
        int to = vec[x][j];
        if (to == p) continue;
        dfs(to,x);
    }
    out[x] = cnt;
}
 
vector<int> label(int n, int k, vector<int> u, vector<int> v) {
    vector<int> labels;
    for (int i=0;i<1001;i++){
        vec[i].clear();
        in[i] = out[i] = 0;
    }
    for (int i=0;i<u.size();i++){
        vec[u[i]].pb(v[i]);
        vec[v[i]].pb(u[i]);
    }
    
    cnt=0;
    dfs(0,0);
    for (int i=0;i<n;i++)
        labels.pb(in[i]*1001 + out[i]);
    
    return labels;
}
int find_next_station(int s, int t, vector<int> c) {
    int Ins = (s/1001),Int = (t/1001),Out = (t%1001);
    if (Ins < Int){
        for (int i=1;i<c.size();i++)
            if (Int >= (c[i]/1001) && (c[i]%1001) >= Out) return c[i];
    }
    return c[0];
}

Compilation message

stations.cpp: In function 'void dfs(int, int)':
stations.cpp:9:19: warning: comparison of integer expressions of different signedness: 'int' and 'std::vector<int>::size_type' {aka 'long unsigned int'} [-Wsign-compare]
    9 |     for (int j=0;j<vec[x].size();j++){
      |                  ~^~~~~~~~~~~~~~
stations.cpp: In function 'std::vector<int> label(int, int, std::vector<int>, std::vector<int>)':
stations.cpp:23:19: warning: comparison of integer expressions of different signedness: 'int' and 'std::vector<int>::size_type' {aka 'long unsigned int'} [-Wsign-compare]
   23 |     for (int i=0;i<u.size();i++){
      |                  ~^~~~~~~~~
stations.cpp: In function 'int find_next_station(int, int, std::vector<int>)':
stations.cpp:38:23: warning: comparison of integer expressions of different signedness: 'int' and 'std::vector<int>::size_type' {aka 'long unsigned int'} [-Wsign-compare]
   38 |         for (int i=1;i<c.size();i++)
      |                      ~^~~~~~~~~

Subtask #1
0 / 5.0

# Verdict Execution time Memory Grader output
1 Incorrect 3 ms 444 KB Invalid labels (values out of range). scenario=0, k=1000, vertex=0, label=1011
2 Halted 0 ms 0 KB -

Subtask #2
0 / 8.0

# Verdict Execution time Memory Grader output
1 Incorrect 5 ms 320 KB Invalid labels (values out of range). scenario=0, k=1000, vertex=0, label=1997
2 Halted 0 ms 0 KB -

Subtask #3
0 / 16.0

# Verdict Execution time Memory Grader output
1 Incorrect 3 ms 328 KB Invalid labels (values out of range). scenario=4, k=1000000, vertex=476, label=1000999
2 Halted 0 ms 0 KB -

Subtask #4
10.0 / 10.0

# Verdict Execution time Memory Grader output
1 Correct 1059 ms 400 KB Output is correct
2 Correct 667 ms 520 KB Output is correct
3 Correct 652 ms 492 KB Output is correct
4 Correct 2 ms 468 KB Output is correct
5 Correct 4 ms 472 KB Output is correct
6 Correct 2 ms 452 KB Output is correct
7 Correct 666 ms 400 KB Output is correct
8 Correct 1021 ms 512 KB Output is correct
9 Correct 733 ms 400 KB Output is correct
10 Correct 641 ms 544 KB Output is correct
11 Correct 5 ms 596 KB Output is correct
12 Correct 8 ms 468 KB Output is correct
13 Correct 5 ms 468 KB Output is correct
14 Correct 5 ms 468 KB Output is correct
15 Correct 2 ms 468 KB Output is correct
16 Correct 652 ms 400 KB Output is correct
17 Correct 559 ms 400 KB Output is correct
18 Correct 533 ms 584 KB Output is correct
19 Correct 488 ms 400 KB Output is correct
20 Correct 582 ms 512 KB Output is correct

Subtask #5
26.3129 / 61.0

# Verdict Execution time Memory Grader output
1 Partially correct 564 ms 628 KB Partially correct
2 Partially correct 594 ms 528 KB Partially correct
3 Partially correct 921 ms 520 KB Partially correct
4 Partially correct 709 ms 516 KB Partially correct
5 Partially correct 696 ms 472 KB Partially correct
6 Partially correct 551 ms 512 KB Partially correct
7 Partially correct 493 ms 544 KB Partially correct
8 Partially correct 3 ms 468 KB Partially correct
9 Partially correct 4 ms 468 KB Partially correct
10 Partially correct 2 ms 464 KB Partially correct
11 Partially correct 529 ms 508 KB Partially correct
12 Partially correct 597 ms 600 KB Partially correct
13 Partially correct 1075 ms 400 KB Partially correct
14 Partially correct 751 ms 528 KB Partially correct
15 Partially correct 674 ms 400 KB Partially correct
16 Partially correct 555 ms 528 KB Partially correct
17 Partially correct 665 ms 520 KB Partially correct
18 Partially correct 581 ms 648 KB Partially correct
19 Partially correct 628 ms 768 KB Partially correct
20 Partially correct 516 ms 520 KB Partially correct
21 Partially correct 65 ms 576 KB Partially correct
22 Partially correct 80 ms 544 KB Partially correct
23 Partially correct 129 ms 644 KB Partially correct
24 Partially correct 5 ms 596 KB Partially correct
25 Partially correct 7 ms 468 KB Partially correct
26 Partially correct 6 ms 468 KB Partially correct
27 Partially correct 4 ms 596 KB Partially correct
28 Partially correct 2 ms 468 KB Partially correct
29 Partially correct 542 ms 516 KB Partially correct
30 Partially correct 601 ms 516 KB Partially correct
31 Partially correct 599 ms 400 KB Partially correct
32 Partially correct 500 ms 528 KB Partially correct
33 Partially correct 571 ms 528 KB Partially correct
34 Partially correct 437 ms 520 KB Partially correct
35 Partially correct 547 ms 852 KB Partially correct
36 Partially correct 458 ms 612 KB Partially correct
37 Partially correct 536 ms 624 KB Partially correct
38 Partially correct 503 ms 612 KB Partially correct
39 Partially correct 524 ms 620 KB Partially correct
40 Partially correct 552 ms 776 KB Partially correct
41 Partially correct 465 ms 632 KB Partially correct
42 Partially correct 77 ms 528 KB Partially correct
43 Partially correct 140 ms 528 KB Partially correct
44 Partially correct 163 ms 532 KB Partially correct
45 Partially correct 175 ms 528 KB Partially correct
46 Partially correct 345 ms 520 KB Partially correct
47 Partially correct 332 ms 532 KB Partially correct
48 Partially correct 80 ms 732 KB Partially correct
49 Partially correct 71 ms 668 KB Partially correct