oj.uz

Submission #847671

# Submission time Handle Problem Language Result Execution time Memory
847671 2023-09-10T06:30:31 Z vjudge1 Beech Tree (IOI23_beechtree) C++17
9 / 100
 66 ms 16724 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<vector<int>> c(N);
        for (int i = 1; i < N; i++) {
                c[P[i]].emplace_back(C[i] - 1);
        }
        vector<int> f(N, 1);
        for (int i = 0; i < N; i++) {
                sort(c[i].begin(), c[i].end());
                for (int j = 1; j < c[i].size(); j++) {
                        if (c[i][j] == c[i][j - 1]) f[i] = f[0] = 0;
                }
        }
        vector<int> ord(N);
        iota(ord.begin(), ord.end(), 0);
        sort(ord.begin(), ord.end(), [&](int i, int j) {
                return c[i].size() > c[j].size();
        });
        if (ord[0] != 0) return f[0] = 0, f;
        for (int i = 1; i < N; i++) {
                for (int j : c[ord[i]]) {
                        if (!binary_search(c[ord[i - 1]].begin(), c[ord[i - 1]].end(), j)) return f[0] = 0, f;
                }
        }
        return f;
}

Compilation message

beechtree.cpp: In function 'std::vector<int> beechtree(int, int, std::vector<int>, std::vector<int>)':
beechtree.cpp:14:35: warning: comparison of integer expressions of different signedness: 'int' and 'std::vector<int>::size_type' {aka 'long unsigned int'} [-Wsign-compare]
   14 |                 for (int j = 1; j < c[i].size(); j++) {
      |                                 ~~^~~~~~~~~~~~~

Subtask #0
0.0 / 0.0

# Verdict Execution time Memory Grader output
1 Correct 0 ms 344 KB Output is correct
2 Incorrect 1 ms 348 KB 2nd lines differ - on the 4th token, expected: '0', found: '1'
3 Halted 0 ms 0 KB -

Subtask #1
0.0 / 9.0

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

Subtask #2
0.0 / 5.0

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

Subtask #3
9.0 / 9.0

# Verdict Execution time Memory Grader output
1 Correct 0 ms 344 KB Output is correct
2 Correct 1 ms 344 KB Output is correct
3 Correct 0 ms 344 KB Output is correct
4 Correct 0 ms 344 KB Output is correct
5 Correct 1 ms 344 KB Output is correct
6 Correct 1 ms 344 KB Output is correct
7 Correct 0 ms 344 KB Output is correct
8 Correct 0 ms 344 KB Output is correct
9 Correct 1 ms 344 KB Output is correct
10 Correct 1 ms 344 KB Output is correct
11 Correct 1 ms 344 KB Output is correct
12 Correct 1 ms 348 KB Output is correct
13 Correct 1 ms 344 KB Output is correct
14 Correct 1 ms 344 KB Output is correct
15 Correct 32 ms 6236 KB Output is correct
16 Correct 31 ms 5720 KB Output is correct
17 Correct 29 ms 5968 KB Output is correct
18 Correct 33 ms 5716 KB Output is correct

Subtask #4
0.0 / 8.0

# Verdict Execution time Memory Grader output
1 Correct 0 ms 344 KB Output is correct
2 Correct 0 ms 348 KB Output is correct
3 Correct 0 ms 344 KB Output is correct
4 Correct 1 ms 344 KB Output is correct
5 Incorrect 66 ms 16724 KB 2nd lines differ - on the 2nd token, expected: '0', found: '1'
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 1 ms 348 KB 2nd lines differ - on the 4th token, expected: '0', found: '1'
3 Halted 0 ms 0 KB -

Subtask #6
0.0 / 14.0

# Verdict Execution time Memory Grader output
1 Correct 0 ms 344 KB Output is correct
2 Correct 0 ms 348 KB Output is correct
3 Correct 0 ms 344 KB Output is correct
4 Correct 1 ms 344 KB Output is correct
5 Incorrect 0 ms 344 KB 2nd lines differ - on the 1st token, expected: '0', found: '1'
6 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 1 ms 348 KB 2nd lines differ - on the 4th token, expected: '0', found: '1'
3 Halted 0 ms 0 KB -

Subtask #8
0.0 / 17.0

# Verdict Execution time Memory Grader output
1 Correct 0 ms 344 KB Output is correct
2 Correct 0 ms 348 KB Output is correct
3 Correct 0 ms 344 KB Output is correct
4 Correct 1 ms 344 KB Output is correct
5 Incorrect 0 ms 344 KB 2nd lines differ - on the 1st token, expected: '0', found: '1'
6 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 1 ms 348 KB 2nd lines differ - on the 4th token, expected: '0', found: '1'
3 Halted 0 ms 0 KB -