oj.uz

Submission #966271

# Submission time Handle Problem Language Result Execution time Memory
966271 2024-04-19T16:01:22 Z AkibAzmain Keys (IOI21_keys) C++17
37 / 100
 3000 ms 21560 KB 
#include <vector>
#include <bits/stdc++.h>
using namespace std;
using ll = long long;

std::vector<int>
find_reachable (std::vector<int> r, std::vector<int> u,
                std::vector<int> v, std::vector<int> c) {
  vector < vector < pair < int, int > > > adj (r.size ());
  for (int i = 0; i < c.size (); ++i)
    adj[u[i]].push_back ({ v[i], c[i] }),
      adj[v[i]].push_back ({ u[i], c[i] });
  map < int, vector < int > > a;
  for (int i = 0; i < r.size (); ++i)
    {
      set < int > kr;
      map < int, vector < int > > pd;
      vector < bool > vs (r.size ());
      int cnt = 0;
      queue < int > q;
      q.push (i);
      while (!q.empty ())
        {
          int x = q.front ();
          q.pop ();
          if (vs[x]) continue;
          vs[x] = true;
          ++cnt;
          kr.insert (r[x]);
          for (auto &x : pd[r[x]]) q.push (x);
          pd[r[x]].clear ();
          for (auto &c : adj[x])
            if (kr.count (c.second))
              q.push (c.first);
            else pd[c.second].push_back (c.first);
        }
      a[cnt].push_back (i);
    }
  vector < int > ans (r.size ());
  for (auto &x : a.begin ()->second) ans[x] = 1;
  return ans;
}

Compilation message

keys.cpp: In function 'std::vector<int> find_reachable(std::vector<int>, std::vector<int>, std::vector<int>, std::vector<int>)':
keys.cpp:10:21: warning: comparison of integer expressions of different signedness: 'int' and 'std::vector<int>::size_type' {aka 'long unsigned int'} [-Wsign-compare]
   10 |   for (int i = 0; i < c.size (); ++i)
      |                   ~~^~~~~~~~~~~
keys.cpp:14:21: warning: comparison of integer expressions of different signedness: 'int' and 'std::vector<int>::size_type' {aka 'long unsigned int'} [-Wsign-compare]
   14 |   for (int i = 0; i < r.size (); ++i)
      |                   ~~^~~~~~~~~~~

Subtask #1
9.0 / 9.0

# Verdict Execution time Memory Grader output
1 Correct 0 ms 344 KB Output is correct
2 Correct 0 ms 344 KB Output is correct
3 Correct 0 ms 348 KB Output is correct
4 Correct 1 ms 348 KB Output is correct
5 Correct 0 ms 348 KB Output is correct
6 Correct 0 ms 348 KB Output is correct
7 Correct 0 ms 348 KB Output is correct
8 Correct 1 ms 348 KB Output is correct
9 Correct 1 ms 344 KB Output is correct

Subtask #2
11.0 / 11.0

# Verdict Execution time Memory Grader output
1 Correct 0 ms 344 KB Output is correct
2 Correct 0 ms 344 KB Output is correct
3 Correct 0 ms 348 KB Output is correct
4 Correct 1 ms 348 KB Output is correct
5 Correct 0 ms 348 KB Output is correct
6 Correct 0 ms 348 KB Output is correct
7 Correct 0 ms 348 KB Output is correct
8 Correct 1 ms 348 KB Output is correct
9 Correct 1 ms 344 KB Output is correct
10 Correct 4 ms 348 KB Output is correct
11 Correct 4 ms 484 KB Output is correct
12 Correct 4 ms 348 KB Output is correct
13 Correct 0 ms 348 KB Output is correct
14 Correct 0 ms 348 KB Output is correct
15 Correct 6 ms 348 KB Output is correct
16 Correct 0 ms 348 KB Output is correct
17 Correct 1 ms 344 KB Output is correct
18 Correct 1 ms 348 KB Output is correct
19 Correct 1 ms 344 KB Output is correct
20 Correct 1 ms 348 KB Output is correct
21 Correct 4 ms 344 KB Output is correct
22 Correct 2 ms 352 KB Output is correct
23 Correct 8 ms 348 KB Output is correct
24 Correct 7 ms 348 KB Output is correct
25 Correct 11 ms 476 KB Output is correct
26 Correct 11 ms 348 KB Output is correct

Subtask #3
17.0 / 17.0

# Verdict Execution time Memory Grader output
1 Correct 0 ms 344 KB Output is correct
2 Correct 0 ms 344 KB Output is correct
3 Correct 0 ms 348 KB Output is correct
4 Correct 1 ms 348 KB Output is correct
5 Correct 0 ms 348 KB Output is correct
6 Correct 0 ms 348 KB Output is correct
7 Correct 0 ms 348 KB Output is correct
8 Correct 1 ms 348 KB Output is correct
9 Correct 1 ms 344 KB Output is correct
10 Correct 4 ms 348 KB Output is correct
11 Correct 4 ms 484 KB Output is correct
12 Correct 4 ms 348 KB Output is correct
13 Correct 0 ms 348 KB Output is correct
14 Correct 0 ms 348 KB Output is correct
15 Correct 6 ms 348 KB Output is correct
16 Correct 0 ms 348 KB Output is correct
17 Correct 1 ms 344 KB Output is correct
18 Correct 1 ms 348 KB Output is correct
19 Correct 1 ms 344 KB Output is correct
20 Correct 1 ms 348 KB Output is correct
21 Correct 4 ms 344 KB Output is correct
22 Correct 2 ms 352 KB Output is correct
23 Correct 8 ms 348 KB Output is correct
24 Correct 7 ms 348 KB Output is correct
25 Correct 11 ms 476 KB Output is correct
26 Correct 11 ms 348 KB Output is correct
27 Correct 461 ms 1116 KB Output is correct
28 Correct 468 ms 1272 KB Output is correct
29 Correct 444 ms 1032 KB Output is correct
30 Correct 223 ms 856 KB Output is correct
31 Correct 1 ms 604 KB Output is correct
32 Correct 2 ms 348 KB Output is correct
33 Correct 2 ms 344 KB Output is correct
34 Correct 157 ms 584 KB Output is correct
35 Correct 233 ms 616 KB Output is correct
36 Correct 1088 ms 1088 KB Output is correct
37 Correct 1022 ms 820 KB Output is correct
38 Correct 1531 ms 868 KB Output is correct
39 Correct 1470 ms 872 KB Output is correct
40 Correct 23 ms 344 KB Output is correct
41 Correct 159 ms 604 KB Output is correct

Subtask #4
0 / 30.0

# Verdict Execution time Memory Grader output
1 Correct 0 ms 344 KB Output is correct
2 Correct 0 ms 344 KB Output is correct
3 Correct 0 ms 348 KB Output is correct
4 Correct 1 ms 348 KB Output is correct
5 Correct 0 ms 348 KB Output is correct
6 Correct 0 ms 348 KB Output is correct
7 Correct 0 ms 348 KB Output is correct
8 Correct 1 ms 348 KB Output is correct
9 Correct 1 ms 344 KB Output is correct
10 Execution timed out 3028 ms 21560 KB Time limit exceeded
11 Halted 0 ms 0 KB -

Subtask #5
0 / 33.0

# Verdict Execution time Memory Grader output
1 Correct 0 ms 344 KB Output is correct
2 Correct 0 ms 344 KB Output is correct
3 Correct 0 ms 348 KB Output is correct
4 Correct 1 ms 348 KB Output is correct
5 Correct 0 ms 348 KB Output is correct
6 Correct 0 ms 348 KB Output is correct
7 Correct 0 ms 348 KB Output is correct
8 Correct 1 ms 348 KB Output is correct
9 Correct 1 ms 344 KB Output is correct
10 Correct 4 ms 348 KB Output is correct
11 Correct 4 ms 484 KB Output is correct
12 Correct 4 ms 348 KB Output is correct
13 Correct 0 ms 348 KB Output is correct
14 Correct 0 ms 348 KB Output is correct
15 Correct 6 ms 348 KB Output is correct
16 Correct 0 ms 348 KB Output is correct
17 Correct 1 ms 344 KB Output is correct
18 Correct 1 ms 348 KB Output is correct
19 Correct 1 ms 344 KB Output is correct
20 Correct 1 ms 348 KB Output is correct
21 Correct 4 ms 344 KB Output is correct
22 Correct 2 ms 352 KB Output is correct
23 Correct 8 ms 348 KB Output is correct
24 Correct 7 ms 348 KB Output is correct
25 Correct 11 ms 476 KB Output is correct
26 Correct 11 ms 348 KB Output is correct
27 Correct 461 ms 1116 KB Output is correct
28 Correct 468 ms 1272 KB Output is correct
29 Correct 444 ms 1032 KB Output is correct
30 Correct 223 ms 856 KB Output is correct
31 Correct 1 ms 604 KB Output is correct
32 Correct 2 ms 348 KB Output is correct
33 Correct 2 ms 344 KB Output is correct
34 Correct 157 ms 584 KB Output is correct
35 Correct 233 ms 616 KB Output is correct
36 Correct 1088 ms 1088 KB Output is correct
37 Correct 1022 ms 820 KB Output is correct
38 Correct 1531 ms 868 KB Output is correct
39 Correct 1470 ms 872 KB Output is correct
40 Correct 23 ms 344 KB Output is correct
41 Correct 159 ms 604 KB Output is correct
42 Execution timed out 3028 ms 21560 KB Time limit exceeded
43 Halted 0 ms 0 KB -