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Submission #474911

# Submission time Handle Problem Language Result Execution time Memory
474911 2021-09-20T09:36:40 Z 600Mihnea Meetings 2 (JOI21_meetings2) C++17
20 / 100
 4000 ms 14564 KB 
#include <bits/stdc++.h>

using namespace std;

const int N = (int) 2e5 + 7;
int n, sub[N], sol[N];
vector<int> g[N];

void build(int a, int p = -1) {
  sub[a] = 1;
  for (auto &b : g[a]) {
    if (b == p) continue;
    build(b, a);
    sub[a] += sub[b];
  }
}

void dfs(int a, int p, int thr, int len) {
  sol[min(thr, sub[a])] = max(sol[min(thr, sub[a])], len);
  for (auto &b : g[a]) {
    if (b == p) continue;
    dfs(b, a, thr, len + 1);
  }

}

signed main() {
  ios::sync_with_stdio(0); cin.tie(0);

  cin >> n;
  for (int i = 1; i < n; i++) {
    int x, y;
    cin >> x >> y;
    g[x].push_back(y);
    g[y].push_back(x);
  }

  for (int root = 1; root <= n; root++) {
    build(root);
    for (auto &i : g[root]) {
      dfs(i, root, n - sub[i], 1);
    }
  }

  for (int i = n; i >= 1; i--) {
    sol[i] = max(sol[i], sol[i + 1]);
  }

  for (int i = 1; i <= n; i++) {
    if (i & 1) {
      cout << 1 << "\n";
    } else {
      cout << sol[i / 2] + 1 << "\n";
    }
  }

  return 0;
}

/**

**/

Subtask #1
4.0 / 4.0

# Verdict Execution time Memory Grader output
1 Correct 4 ms 5068 KB Output is correct
2 Correct 3 ms 4940 KB Output is correct
3 Correct 4 ms 5016 KB Output is correct
4 Correct 3 ms 4940 KB Output is correct
5 Correct 3 ms 4940 KB Output is correct
6 Correct 3 ms 4940 KB Output is correct
7 Correct 3 ms 4940 KB Output is correct
8 Correct 3 ms 4940 KB Output is correct
9 Correct 3 ms 4940 KB Output is correct
10 Correct 3 ms 5024 KB Output is correct
11 Correct 3 ms 4940 KB Output is correct
12 Correct 3 ms 4940 KB Output is correct
13 Correct 3 ms 4940 KB Output is correct
14 Correct 3 ms 4940 KB Output is correct
15 Correct 3 ms 4940 KB Output is correct
16 Correct 3 ms 4940 KB Output is correct
17 Correct 4 ms 4940 KB Output is correct
18 Correct 3 ms 4940 KB Output is correct
19 Correct 3 ms 4940 KB Output is correct
20 Correct 4 ms 4940 KB Output is correct
21 Correct 3 ms 4940 KB Output is correct

Subtask #2
16.0 / 16.0

# Verdict Execution time Memory Grader output
1 Correct 4 ms 5068 KB Output is correct
2 Correct 3 ms 4940 KB Output is correct
3 Correct 4 ms 5016 KB Output is correct
4 Correct 3 ms 4940 KB Output is correct
5 Correct 3 ms 4940 KB Output is correct
6 Correct 3 ms 4940 KB Output is correct
7 Correct 3 ms 4940 KB Output is correct
8 Correct 3 ms 4940 KB Output is correct
9 Correct 3 ms 4940 KB Output is correct
10 Correct 3 ms 5024 KB Output is correct
11 Correct 3 ms 4940 KB Output is correct
12 Correct 3 ms 4940 KB Output is correct
13 Correct 3 ms 4940 KB Output is correct
14 Correct 3 ms 4940 KB Output is correct
15 Correct 3 ms 4940 KB Output is correct
16 Correct 3 ms 4940 KB Output is correct
17 Correct 4 ms 4940 KB Output is correct
18 Correct 3 ms 4940 KB Output is correct
19 Correct 3 ms 4940 KB Output is correct
20 Correct 4 ms 4940 KB Output is correct
21 Correct 3 ms 4940 KB Output is correct
22 Correct 604 ms 5200 KB Output is correct
23 Correct 598 ms 5208 KB Output is correct
24 Correct 581 ms 5316 KB Output is correct
25 Correct 580 ms 5196 KB Output is correct
26 Correct 625 ms 5280 KB Output is correct
27 Correct 602 ms 5196 KB Output is correct
28 Correct 636 ms 5196 KB Output is correct
29 Correct 601 ms 5196 KB Output is correct
30 Correct 651 ms 5196 KB Output is correct
31 Correct 603 ms 5200 KB Output is correct
32 Correct 600 ms 5352 KB Output is correct
33 Correct 460 ms 5452 KB Output is correct
34 Correct 532 ms 5200 KB Output is correct
35 Correct 327 ms 5200 KB Output is correct
36 Correct 414 ms 5228 KB Output is correct
37 Correct 335 ms 5196 KB Output is correct
38 Correct 420 ms 5332 KB Output is correct

Subtask #3
0 / 80.0

# Verdict Execution time Memory Grader output
1 Correct 4 ms 5068 KB Output is correct
2 Correct 3 ms 4940 KB Output is correct
3 Correct 4 ms 5016 KB Output is correct
4 Correct 3 ms 4940 KB Output is correct
5 Correct 3 ms 4940 KB Output is correct
6 Correct 3 ms 4940 KB Output is correct
7 Correct 3 ms 4940 KB Output is correct
8 Correct 3 ms 4940 KB Output is correct
9 Correct 3 ms 4940 KB Output is correct
10 Correct 3 ms 5024 KB Output is correct
11 Correct 3 ms 4940 KB Output is correct
12 Correct 3 ms 4940 KB Output is correct
13 Correct 3 ms 4940 KB Output is correct
14 Correct 3 ms 4940 KB Output is correct
15 Correct 3 ms 4940 KB Output is correct
16 Correct 3 ms 4940 KB Output is correct
17 Correct 4 ms 4940 KB Output is correct
18 Correct 3 ms 4940 KB Output is correct
19 Correct 3 ms 4940 KB Output is correct
20 Correct 4 ms 4940 KB Output is correct
21 Correct 3 ms 4940 KB Output is correct
22 Correct 604 ms 5200 KB Output is correct
23 Correct 598 ms 5208 KB Output is correct
24 Correct 581 ms 5316 KB Output is correct
25 Correct 580 ms 5196 KB Output is correct
26 Correct 625 ms 5280 KB Output is correct
27 Correct 602 ms 5196 KB Output is correct
28 Correct 636 ms 5196 KB Output is correct
29 Correct 601 ms 5196 KB Output is correct
30 Correct 651 ms 5196 KB Output is correct
31 Correct 603 ms 5200 KB Output is correct
32 Correct 600 ms 5352 KB Output is correct
33 Correct 460 ms 5452 KB Output is correct
34 Correct 532 ms 5200 KB Output is correct
35 Correct 327 ms 5200 KB Output is correct
36 Correct 414 ms 5228 KB Output is correct
37 Correct 335 ms 5196 KB Output is correct
38 Correct 420 ms 5332 KB Output is correct
39 Execution timed out 4037 ms 14564 KB Time limit exceeded
40 Halted 0 ms 0 KB -