oj.uz

Submission #1010754

# Submission time Handle Problem Language Result Execution time Memory
1010754 2024-06-29T10:31:38 Z 우민규(#10884) Beech Tree (IOI23_beechtree) C++17
9 / 100
 773 ms 2097152 KB 
#include "beechtree.h"

#include <bits/stdc++.h>
using namespace std;

std::vector<int> beechtree(int n, int m, std::vector<int> p,
                           std::vector<int> c) {
  vector<int> cols;
  for (auto c : c) cols.push_back(c);
  sort(cols.begin(), cols.end());
  cols.resize(unique(cols.begin(), cols.end()) - cols.begin());
  for (auto& c : c) c = lower_bound(cols.begin(), cols.end(), c) - cols.begin();
  m = cols.size();

  vector<vector<int>> subtree(n);
  for (int i = 0; i < n; ++i) subtree[i].push_back(i);
  for (int i = n - 1; i > 0; --i) {
    subtree[p[i]].insert(subtree[p[i]].end(), subtree[i].begin(),
                         subtree[i].end());
  }

  vector<int> poss(n, false);
  for (int i = 0; i < n; ++i) {
    vector<int> perm = subtree[i];
    // perm = {1, 4, 5, 12, 13, 6, 14};
    sort(perm.begin(), perm.end());
    if (perm.size() > 8) {
      poss[i] = 2;
      continue;
    }
    do {
      vector<int> cnt(m);
      bool pos = true;
      for (int i = 1; i < perm.size(); ++i) {
        int v = perm[i];
        if (perm[cnt[c[v]]] != p[v]) {
          pos = false;
          break;
        }
        cnt[c[v]] += 1;
      }
      if (pos) {
        poss[i] = true;
        break;
      }
    } while (next_permutation(perm.begin() + 1, perm.end()));
  }
  return poss;
}

#ifndef EVAL
#include "grader.cpp"
#endif

Compilation message

beechtree.cpp: In function 'std::vector<int> beechtree(int, int, std::vector<int>, std::vector<int>)':
beechtree.cpp:34:25: warning: comparison of integer expressions of different signedness: 'int' and 'std::vector<int>::size_type' {aka 'long unsigned int'} [-Wsign-compare]
   34 |       for (int i = 1; i < perm.size(); ++i) {
      |                       ~~^~~~~~~~~~~~~

Subtask #0
0.0 / 0.0

# Verdict Execution time Memory Grader output
1 Correct 0 ms 344 KB Output is correct
2 Incorrect 0 ms 348 KB 2nd lines differ - on the 1st token, expected: '0', found: '2'
3 Halted 0 ms 0 KB -

Subtask #1
9.0 / 9.0

# Verdict Execution time Memory Grader output
1 Correct 0 ms 348 KB Output is correct
2 Correct 0 ms 436 KB Output is correct
3 Correct 1 ms 344 KB Output is correct
4 Correct 0 ms 348 KB Output is correct
5 Correct 0 ms 348 KB Output is correct
6 Correct 1 ms 344 KB Output is correct
7 Correct 0 ms 348 KB Output is correct
8 Correct 0 ms 348 KB Output is correct
9 Correct 0 ms 348 KB Output is correct
10 Correct 0 ms 348 KB Output is correct
11 Correct 0 ms 348 KB Output is correct
12 Correct 0 ms 348 KB Output is correct
13 Correct 1 ms 348 KB Output is correct
14 Correct 1 ms 344 KB Output is correct
15 Correct 0 ms 348 KB Output is correct
16 Correct 0 ms 348 KB Output is correct
17 Correct 0 ms 348 KB Output is correct
18 Correct 0 ms 348 KB Output is correct
19 Correct 0 ms 348 KB Output is correct
20 Correct 0 ms 600 KB Output is correct
21 Correct 0 ms 348 KB Output is correct
22 Correct 0 ms 348 KB Output is correct
23 Correct 0 ms 348 KB Output is correct
24 Correct 0 ms 348 KB Output is correct
25 Correct 0 ms 348 KB Output is correct
26 Correct 0 ms 764 KB Output is correct
27 Correct 0 ms 348 KB Output is correct
28 Correct 0 ms 412 KB Output is correct
29 Correct 0 ms 344 KB Output is correct
30 Correct 0 ms 348 KB Output is correct
31 Correct 0 ms 348 KB Output is correct
32 Correct 0 ms 348 KB Output is correct
33 Correct 0 ms 348 KB Output is correct
34 Correct 0 ms 348 KB Output is correct

Subtask #2
0.0 / 5.0

# Verdict Execution time Memory Grader output
1 Correct 0 ms 348 KB Output is correct
2 Correct 0 ms 436 KB Output is correct
3 Correct 1 ms 344 KB Output is correct
4 Correct 0 ms 348 KB Output is correct
5 Correct 0 ms 348 KB Output is correct
6 Correct 1 ms 344 KB Output is correct
7 Runtime error 773 ms 2097152 KB Execution killed with signal 9
8 Halted 0 ms 0 KB -

Subtask #3
0.0 / 9.0

# Verdict Execution time Memory Grader output
1 Incorrect 0 ms 348 KB 2nd lines differ - on the 1st token, expected: '0', found: '2'
2 Halted 0 ms 0 KB -

Subtask #4
0.0 / 8.0

# Verdict Execution time Memory Grader output
1 Correct 0 ms 348 KB Output is correct
2 Correct 0 ms 436 KB Output is correct
3 Correct 0 ms 348 KB Output is correct
4 Correct 0 ms 348 KB Output is correct
5 Runtime error 773 ms 2097152 KB Execution killed with signal 9
6 Halted 0 ms 0 KB -

Subtask #5
0.0 / 14.0

# Verdict Execution time Memory Grader output
1 Correct 0 ms 344 KB Output is correct
2 Incorrect 0 ms 348 KB 2nd lines differ - on the 1st token, expected: '0', found: '2'
3 Halted 0 ms 0 KB -

Subtask #6
0.0 / 14.0

# Verdict Execution time Memory Grader output
1 Correct 0 ms 348 KB Output is correct
2 Correct 0 ms 436 KB Output is correct
3 Correct 0 ms 348 KB Output is correct
4 Correct 0 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 0 ms 348 KB Output is correct
9 Correct 1 ms 348 KB Output is correct
10 Correct 1 ms 344 KB Output is correct
11 Correct 0 ms 348 KB Output is correct
12 Correct 0 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 0 ms 348 KB Output is correct
16 Correct 0 ms 600 KB Output is correct
17 Correct 0 ms 348 KB Output is correct
18 Correct 0 ms 348 KB Output is correct
19 Correct 0 ms 348 KB Output is correct
20 Correct 0 ms 348 KB Output is correct
21 Correct 0 ms 348 KB Output is correct
22 Correct 0 ms 764 KB Output is correct
23 Correct 0 ms 348 KB Output is correct
24 Correct 0 ms 412 KB Output is correct
25 Incorrect 15 ms 8284 KB 2nd lines differ - on the 1st token, expected: '1', found: '2'
26 Halted 0 ms 0 KB -

Subtask #7
0.0 / 12.0

# Verdict Execution time Memory Grader output
1 Correct 0 ms 344 KB Output is correct
2 Incorrect 0 ms 348 KB 2nd lines differ - on the 1st token, expected: '0', found: '2'
3 Halted 0 ms 0 KB -

Subtask #8
0.0 / 17.0

# Verdict Execution time Memory Grader output
1 Correct 0 ms 348 KB Output is correct
2 Correct 0 ms 436 KB Output is correct
3 Correct 0 ms 348 KB Output is correct
4 Correct 0 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 0 ms 348 KB Output is correct
9 Correct 1 ms 348 KB Output is correct
10 Correct 1 ms 344 KB Output is correct
11 Correct 0 ms 348 KB Output is correct
12 Correct 0 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 0 ms 348 KB Output is correct
16 Correct 0 ms 600 KB Output is correct
17 Correct 0 ms 348 KB Output is correct
18 Correct 0 ms 348 KB Output is correct
19 Correct 0 ms 348 KB Output is correct
20 Correct 0 ms 348 KB Output is correct
21 Correct 0 ms 348 KB Output is correct
22 Correct 0 ms 764 KB Output is correct
23 Correct 0 ms 348 KB Output is correct
24 Correct 0 ms 412 KB Output is correct
25 Incorrect 15 ms 8284 KB 2nd lines differ - on the 1st token, expected: '1', found: '2'
26 Halted 0 ms 0 KB -

Subtask #9
0.0 / 12.0

# Verdict Execution time Memory Grader output
1 Correct 0 ms 344 KB Output is correct
2 Incorrect 0 ms 348 KB 2nd lines differ - on the 1st token, expected: '0', found: '2'
3 Halted 0 ms 0 KB -