oj.uz

Submission #846570

# Submission time Handle Problem Language Result Execution time Memory
846570 2023-09-08T00:03:28 Z dlalswp25 Beech Tree (IOI23_beechtree) C++17
18 / 100
 2000 ms 30148 KB 
#include "beechtree.h"
#include <bits/stdc++.h>

using namespace std;
typedef tuple<int, int, int> piii;

int N, M;
vector<int> adj[202020];
vector<int> P, C;
int cnt[202020];
int idx[202020];
vector<int> V;
int D[202020];
int deg[202020];

void dfs(int v) {
    V.push_back(v);
    for (int i : adj[v]) dfs(i);
}

bool solve(int rt) {
    for (int i = 1; i <= M; i++) cnt[i] = 0;
    V.clear();
    dfs(rt);
    for (int i : V) {
        D[i] = 0;
        deg[i] = adj[i].size();
    }

    {
        priority_queue<piii, vector<piii>, greater<piii>> pq;
        for (int i : V) {
            if (!deg[i]) pq.emplace(0, 0, i);
        }
        int bef = -1;
        while (pq.size()) {
            int x = get<2>(pq.top()); pq.pop();
            if (bef != -1 && adj[bef].size() < adj[x].size()) D[x] = max(D[x], D[bef] + 1);
            if (x != rt) {
                deg[P[x]]--;
                D[P[x]] = max(D[P[x]], D[x] + 1);
                if (!deg[P[x]]) pq.emplace(adj[P[x]].size(), D[P[x]], P[x]);
            }
            bef = x;
        }
    }

    priority_queue<tuple<int, int, int, int>> pq;
    pq.emplace(D[rt], 0, 0, rt);
    int id = 0;
    while (pq.size()) {
        int x = get<3>(pq.top()); pq.pop();
        idx[x] = id++;
        if (x != rt && cnt[C[x]]++ != idx[P[x]]) return false;
        for (int i : adj[x]) pq.emplace(adj[i].size(), D[i], -idx[x], i);
    }
    return true;
}

std::vector<int> beechtree(int N, int M, std::vector<int> P, std::vector<int> C)
{
    ::N = N; ::M = M; ::P = P; ::C = C;
    vector<int> ans(N);
    for (int i = 1; i < N; i++) adj[P[i]].push_back(i);
    for (int i = 0; i < N; i++) ans[i] = solve(i);
    return ans;
}

Subtask #0
0.0 / 0.0

# Verdict Execution time Memory Grader output
1 Correct 2 ms 8280 KB Output is correct
2 Correct 2 ms 8024 KB Output is correct
3 Correct 2 ms 8436 KB Output is correct

Subtask #1
9.0 / 9.0

# Verdict Execution time Memory Grader output
1 Correct 2 ms 8024 KB Output is correct
2 Correct 2 ms 8068 KB Output is correct
3 Correct 2 ms 8024 KB Output is correct
4 Correct 2 ms 8024 KB Output is correct
5 Correct 2 ms 8024 KB Output is correct
6 Correct 2 ms 8024 KB Output is correct
7 Correct 2 ms 8024 KB Output is correct
8 Correct 2 ms 8024 KB Output is correct
9 Correct 2 ms 8024 KB Output is correct
10 Correct 2 ms 8024 KB Output is correct
11 Correct 2 ms 8024 KB Output is correct
12 Correct 2 ms 8024 KB Output is correct
13 Correct 2 ms 8024 KB Output is correct
14 Correct 2 ms 8024 KB Output is correct
15 Correct 2 ms 8028 KB Output is correct
16 Correct 2 ms 8024 KB Output is correct
17 Correct 2 ms 8024 KB Output is correct
18 Correct 2 ms 8024 KB Output is correct
19 Correct 2 ms 8024 KB Output is correct
20 Correct 2 ms 8024 KB Output is correct
21 Correct 2 ms 8024 KB Output is correct
22 Correct 2 ms 8028 KB Output is correct
23 Correct 2 ms 8024 KB Output is correct
24 Correct 3 ms 8024 KB Output is correct
25 Correct 2 ms 8024 KB Output is correct
26 Correct 2 ms 8024 KB Output is correct
27 Correct 2 ms 8028 KB Output is correct
28 Correct 2 ms 8024 KB Output is correct
29 Correct 2 ms 8024 KB Output is correct
30 Correct 2 ms 8024 KB Output is correct
31 Correct 2 ms 8024 KB Output is correct
32 Correct 2 ms 8024 KB Output is correct
33 Correct 2 ms 8024 KB Output is correct
34 Correct 2 ms 8024 KB Output is correct

Subtask #2
0.0 / 5.0

# Verdict Execution time Memory Grader output
1 Correct 2 ms 8024 KB Output is correct
2 Correct 2 ms 8068 KB Output is correct
3 Correct 2 ms 8024 KB Output is correct
4 Correct 2 ms 8024 KB Output is correct
5 Correct 2 ms 8024 KB Output is correct
6 Correct 2 ms 8024 KB Output is correct
7 Execution timed out 2007 ms 30148 KB Time limit exceeded
8 Halted 0 ms 0 KB -

Subtask #3
9.0 / 9.0

# Verdict Execution time Memory Grader output
1 Correct 2 ms 8024 KB Output is correct
2 Correct 2 ms 8024 KB Output is correct
3 Correct 2 ms 8024 KB Output is correct
4 Correct 2 ms 8024 KB Output is correct
5 Correct 2 ms 8024 KB Output is correct
6 Correct 2 ms 8024 KB Output is correct
7 Correct 2 ms 8028 KB Output is correct
8 Correct 2 ms 8024 KB Output is correct
9 Correct 2 ms 8024 KB Output is correct
10 Correct 2 ms 8024 KB Output is correct
11 Correct 16 ms 8280 KB Output is correct
12 Correct 13 ms 8028 KB Output is correct
13 Correct 14 ms 8024 KB Output is correct
14 Correct 14 ms 8024 KB Output is correct
15 Correct 1191 ms 15652 KB Output is correct
16 Correct 1129 ms 15308 KB Output is correct
17 Correct 1135 ms 15460 KB Output is correct
18 Correct 1194 ms 15512 KB Output is correct

Subtask #4
0.0 / 8.0

# Verdict Execution time Memory Grader output
1 Correct 2 ms 8024 KB Output is correct
2 Correct 2 ms 8068 KB Output is correct
3 Correct 2 ms 8024 KB Output is correct
4 Correct 2 ms 8024 KB Output is correct
5 Execution timed out 2007 ms 30148 KB Time limit exceeded
6 Halted 0 ms 0 KB -

Subtask #5
0.0 / 14.0

# Verdict Execution time Memory Grader output
1 Correct 2 ms 8280 KB Output is correct
2 Correct 2 ms 8024 KB Output is correct
3 Correct 2 ms 8436 KB Output is correct
4 Correct 2 ms 8024 KB Output is correct
5 Correct 2 ms 8068 KB Output is correct
6 Correct 2 ms 8024 KB Output is correct
7 Correct 2 ms 8024 KB Output is correct
8 Correct 2 ms 8024 KB Output is correct
9 Correct 2 ms 8024 KB Output is correct
10 Correct 2 ms 8024 KB Output is correct
11 Correct 2 ms 8024 KB Output is correct
12 Correct 2 ms 8024 KB Output is correct
13 Correct 2 ms 8024 KB Output is correct
14 Correct 2 ms 8024 KB Output is correct
15 Correct 2 ms 8024 KB Output is correct
16 Correct 2 ms 8024 KB Output is correct
17 Correct 2 ms 8024 KB Output is correct
18 Correct 2 ms 8028 KB Output is correct
19 Correct 2 ms 8024 KB Output is correct
20 Correct 2 ms 8024 KB Output is correct
21 Correct 2 ms 8024 KB Output is correct
22 Correct 2 ms 8024 KB Output is correct
23 Correct 2 ms 8024 KB Output is correct
24 Correct 2 ms 8024 KB Output is correct
25 Correct 2 ms 8028 KB Output is correct
26 Correct 2 ms 8024 KB Output is correct
27 Correct 3 ms 8024 KB Output is correct
28 Correct 2 ms 8024 KB Output is correct
29 Correct 2 ms 8024 KB Output is correct
30 Correct 2 ms 8028 KB Output is correct
31 Correct 2 ms 8024 KB Output is correct
32 Correct 2 ms 8024 KB Output is correct
33 Correct 2 ms 8024 KB Output is correct
34 Correct 2 ms 8024 KB Output is correct
35 Correct 2 ms 8024 KB Output is correct
36 Correct 2 ms 8024 KB Output is correct
37 Correct 2 ms 8024 KB Output is correct
38 Correct 2 ms 8024 KB Output is correct
39 Correct 2 ms 8024 KB Output is correct
40 Correct 2 ms 8024 KB Output is correct
41 Correct 2 ms 8024 KB Output is correct
42 Correct 2 ms 8024 KB Output is correct
43 Correct 2 ms 8024 KB Output is correct
44 Correct 2 ms 8028 KB Output is correct
45 Correct 2 ms 8024 KB Output is correct
46 Correct 2 ms 8024 KB Output is correct
47 Correct 2 ms 8024 KB Output is correct
48 Correct 3 ms 8024 KB Output is correct
49 Correct 3 ms 8024 KB Output is correct
50 Correct 2 ms 8028 KB Output is correct
51 Correct 2 ms 8028 KB Output is correct
52 Correct 2 ms 8024 KB Output is correct
53 Correct 2 ms 8028 KB Output is correct
54 Incorrect 2 ms 8028 KB 2nd lines differ - on the 1st token, expected: '1', found: '0'
55 Halted 0 ms 0 KB -

Subtask #6
0.0 / 14.0

# Verdict Execution time Memory Grader output
1 Correct 2 ms 8024 KB Output is correct
2 Correct 2 ms 8068 KB Output is correct
3 Correct 2 ms 8024 KB Output is correct
4 Correct 2 ms 8024 KB Output is correct
5 Correct 2 ms 8024 KB Output is correct
6 Correct 2 ms 8024 KB Output is correct
7 Correct 2 ms 8024 KB Output is correct
8 Correct 2 ms 8024 KB Output is correct
9 Correct 2 ms 8024 KB Output is correct
10 Correct 2 ms 8024 KB Output is correct
11 Correct 2 ms 8028 KB Output is correct
12 Correct 2 ms 8024 KB Output is correct
13 Correct 2 ms 8024 KB Output is correct
14 Correct 2 ms 8024 KB Output is correct
15 Correct 2 ms 8024 KB Output is correct
16 Correct 2 ms 8024 KB Output is correct
17 Correct 2 ms 8024 KB Output is correct
18 Correct 2 ms 8028 KB Output is correct
19 Correct 2 ms 8024 KB Output is correct
20 Correct 3 ms 8024 KB Output is correct
21 Correct 2 ms 8024 KB Output is correct
22 Correct 2 ms 8024 KB Output is correct
23 Correct 2 ms 8028 KB Output is correct
24 Correct 2 ms 8024 KB Output is correct
25 Correct 94 ms 8372 KB Output is correct
26 Correct 79 ms 8280 KB Output is correct
27 Correct 72 ms 8372 KB Output is correct
28 Correct 56 ms 8368 KB Output is correct
29 Correct 93 ms 8372 KB Output is correct
30 Correct 11 ms 8280 KB Output is correct
31 Incorrect 4 ms 8280 KB 2nd lines differ - on the 1st token, expected: '1', found: '0'
32 Halted 0 ms 0 KB -

Subtask #7
0.0 / 12.0

# Verdict Execution time Memory Grader output
1 Correct 2 ms 8280 KB Output is correct
2 Correct 2 ms 8024 KB Output is correct
3 Correct 2 ms 8436 KB Output is correct
4 Correct 2 ms 8024 KB Output is correct
5 Correct 2 ms 8068 KB Output is correct
6 Correct 2 ms 8024 KB Output is correct
7 Correct 2 ms 8024 KB Output is correct
8 Correct 2 ms 8024 KB Output is correct
9 Correct 2 ms 8024 KB Output is correct
10 Correct 2 ms 8024 KB Output is correct
11 Correct 2 ms 8024 KB Output is correct
12 Correct 2 ms 8024 KB Output is correct
13 Correct 2 ms 8024 KB Output is correct
14 Correct 2 ms 8024 KB Output is correct
15 Correct 2 ms 8024 KB Output is correct
16 Correct 2 ms 8024 KB Output is correct
17 Correct 2 ms 8024 KB Output is correct
18 Correct 2 ms 8028 KB Output is correct
19 Correct 2 ms 8024 KB Output is correct
20 Correct 2 ms 8024 KB Output is correct
21 Correct 2 ms 8024 KB Output is correct
22 Correct 2 ms 8024 KB Output is correct
23 Correct 2 ms 8024 KB Output is correct
24 Correct 2 ms 8024 KB Output is correct
25 Correct 2 ms 8028 KB Output is correct
26 Correct 2 ms 8024 KB Output is correct
27 Correct 3 ms 8024 KB Output is correct
28 Correct 2 ms 8024 KB Output is correct
29 Correct 2 ms 8024 KB Output is correct
30 Correct 2 ms 8028 KB Output is correct
31 Correct 2 ms 8024 KB Output is correct
32 Correct 2 ms 8024 KB Output is correct
33 Correct 2 ms 8024 KB Output is correct
34 Correct 2 ms 8024 KB Output is correct
35 Correct 2 ms 8024 KB Output is correct
36 Correct 2 ms 8024 KB Output is correct
37 Correct 2 ms 8024 KB Output is correct
38 Correct 3 ms 8024 KB Output is correct
39 Correct 3 ms 8024 KB Output is correct
40 Correct 2 ms 8028 KB Output is correct
41 Correct 2 ms 8028 KB Output is correct
42 Correct 2 ms 8024 KB Output is correct
43 Correct 2 ms 8024 KB Output is correct
44 Correct 2 ms 8024 KB Output is correct
45 Correct 2 ms 8024 KB Output is correct
46 Correct 2 ms 8024 KB Output is correct
47 Correct 2 ms 8024 KB Output is correct
48 Correct 2 ms 8028 KB Output is correct
49 Correct 2 ms 8024 KB Output is correct
50 Correct 2 ms 8024 KB Output is correct
51 Correct 2 ms 8024 KB Output is correct
52 Correct 16 ms 8280 KB Output is correct
53 Correct 13 ms 8028 KB Output is correct
54 Correct 14 ms 8024 KB Output is correct
55 Correct 14 ms 8024 KB Output is correct
56 Correct 2 ms 8024 KB Output is correct
57 Correct 2 ms 8028 KB Output is correct
58 Incorrect 2 ms 8028 KB 2nd lines differ - on the 1st token, expected: '1', found: '0'
59 Halted 0 ms 0 KB -

Subtask #8
0.0 / 17.0

# Verdict Execution time Memory Grader output
1 Correct 2 ms 8024 KB Output is correct
2 Correct 2 ms 8068 KB Output is correct
3 Correct 2 ms 8024 KB Output is correct
4 Correct 2 ms 8024 KB Output is correct
5 Correct 2 ms 8024 KB Output is correct
6 Correct 2 ms 8024 KB Output is correct
7 Correct 2 ms 8024 KB Output is correct
8 Correct 2 ms 8024 KB Output is correct
9 Correct 2 ms 8024 KB Output is correct
10 Correct 2 ms 8024 KB Output is correct
11 Correct 2 ms 8028 KB Output is correct
12 Correct 2 ms 8024 KB Output is correct
13 Correct 2 ms 8024 KB Output is correct
14 Correct 2 ms 8024 KB Output is correct
15 Correct 2 ms 8024 KB Output is correct
16 Correct 2 ms 8024 KB Output is correct
17 Correct 2 ms 8024 KB Output is correct
18 Correct 2 ms 8028 KB Output is correct
19 Correct 2 ms 8024 KB Output is correct
20 Correct 3 ms 8024 KB Output is correct
21 Correct 2 ms 8024 KB Output is correct
22 Correct 2 ms 8024 KB Output is correct
23 Correct 2 ms 8028 KB Output is correct
24 Correct 2 ms 8024 KB Output is correct
25 Correct 94 ms 8372 KB Output is correct
26 Correct 79 ms 8280 KB Output is correct
27 Correct 72 ms 8372 KB Output is correct
28 Correct 56 ms 8368 KB Output is correct
29 Correct 93 ms 8372 KB Output is correct
30 Correct 11 ms 8280 KB Output is correct
31 Incorrect 4 ms 8280 KB 2nd lines differ - on the 1st token, expected: '1', found: '0'
32 Halted 0 ms 0 KB -

Subtask #9
0.0 / 12.0

# Verdict Execution time Memory Grader output
1 Correct 2 ms 8280 KB Output is correct
2 Correct 2 ms 8024 KB Output is correct
3 Correct 2 ms 8436 KB Output is correct
4 Correct 2 ms 8024 KB Output is correct
5 Correct 2 ms 8068 KB Output is correct
6 Correct 2 ms 8024 KB Output is correct
7 Correct 2 ms 8024 KB Output is correct
8 Correct 2 ms 8024 KB Output is correct
9 Correct 2 ms 8024 KB Output is correct
10 Correct 2 ms 8024 KB Output is correct
11 Correct 2 ms 8024 KB Output is correct
12 Correct 2 ms 8024 KB Output is correct
13 Correct 2 ms 8024 KB Output is correct
14 Correct 2 ms 8024 KB Output is correct
15 Correct 2 ms 8024 KB Output is correct
16 Correct 2 ms 8024 KB Output is correct
17 Correct 2 ms 8024 KB Output is correct
18 Correct 2 ms 8028 KB Output is correct
19 Correct 2 ms 8024 KB Output is correct
20 Correct 2 ms 8024 KB Output is correct
21 Correct 2 ms 8024 KB Output is correct
22 Correct 2 ms 8024 KB Output is correct
23 Correct 2 ms 8024 KB Output is correct
24 Correct 2 ms 8024 KB Output is correct
25 Correct 2 ms 8028 KB Output is correct
26 Correct 2 ms 8024 KB Output is correct
27 Correct 3 ms 8024 KB Output is correct
28 Correct 2 ms 8024 KB Output is correct
29 Correct 2 ms 8024 KB Output is correct
30 Correct 2 ms 8028 KB Output is correct
31 Correct 2 ms 8024 KB Output is correct
32 Correct 2 ms 8024 KB Output is correct
33 Correct 2 ms 8024 KB Output is correct
34 Correct 2 ms 8024 KB Output is correct
35 Correct 2 ms 8024 KB Output is correct
36 Correct 2 ms 8024 KB Output is correct
37 Correct 2 ms 8024 KB Output is correct
38 Execution timed out 2007 ms 30148 KB Time limit exceeded
39 Halted 0 ms 0 KB -