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Submission #1093072

# Submission time Handle Problem Language Result Execution time Memory
1093072 2024-09-25T19:36:18 Z vladilius Meetings 2 (JOI21_meetings2) C++17
20 / 100
 650 ms 262144 KB 
#include <bits/stdc++.h>
using namespace std;
using ll = long long;
using pii = pair<int, int>;
#define pb push_back
#define ff first
#define ss second
 
int main(){
    ios_base::sync_with_stdio(0);
    cin.tie(0);
    cout.tie(0);
    
    int n; cin>>n;
    vector<int> g[n + 1];
    for (int i = 1; i < n; i++){
        int x, y; cin>>x>>y;
        g[x].pb(y);
        g[y].pb(x);
    }
    
    vector<vector<int>> dist(n + 1, vector<int>(n + 1));
    function<void(int, int, int, int&)> fill = [&](int v, int pr, int d, int& u){
        dist[u][v] = d++;
        for (int i: g[v]){
            if (i == pr) continue;
            fill(i, v, d, u);
        }
    };
    
    for (int i = 1; i <= n; i++) fill(i, 0, 0, i);
    
    vector<vector<int>> sz(n + 1, vector<int>(n + 1));
    function<void(int, int, int&)> fill_sz = [&](int v, int pr, int& u){
        sz[u][v] = 1;
        for (int i: g[v]){
            if (i == pr) continue;
            fill_sz(i, v, u);
            sz[u][v] += sz[u][i];
        }
    };
    for (int i = 1; i <= n; i++) fill_sz(i, 0, i);
    
    vector<int> p(n + 1, 1);
    for (int i = 1; i <= n; i++){
        for (int j = i + 1; j <= n; j++){
            int s = min(sz[i][j], sz[j][i]);
            p[s] = max(p[s], dist[i][j] + 1);
        }
    }
    
    for (int i = n - 1; i > 0; i--) p[i] = max(p[i], p[i + 1]);
    
    for (int x = 1; x <= n; x++){
        if (x % 2){
            cout<<1<<"\n";
            continue;
        }
        cout<<p[x / 2]<<"\n";
    }
}

Subtask #1
4.0 / 4.0

# Verdict Execution time Memory Grader output
1 Correct 1 ms 344 KB Output is correct
2 Correct 1 ms 348 KB Output is correct
3 Correct 1 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 0 ms 348 KB Output is correct
10 Correct 0 ms 344 KB Output is correct
11 Correct 1 ms 348 KB Output is correct
12 Correct 0 ms 452 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 348 KB Output is correct
17 Correct 0 ms 376 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

Subtask #2
16.0 / 16.0

# Verdict Execution time Memory Grader output
1 Correct 1 ms 344 KB Output is correct
2 Correct 1 ms 348 KB Output is correct
3 Correct 1 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 0 ms 348 KB Output is correct
10 Correct 0 ms 344 KB Output is correct
11 Correct 1 ms 348 KB Output is correct
12 Correct 0 ms 452 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 348 KB Output is correct
17 Correct 0 ms 376 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 540 ms 125348 KB Output is correct
23 Correct 519 ms 125308 KB Output is correct
24 Correct 522 ms 122704 KB Output is correct
25 Correct 492 ms 123696 KB Output is correct
26 Correct 484 ms 122960 KB Output is correct
27 Correct 519 ms 126292 KB Output is correct
28 Correct 534 ms 126292 KB Output is correct
29 Correct 575 ms 126548 KB Output is correct
30 Correct 541 ms 126288 KB Output is correct
31 Correct 650 ms 126292 KB Output is correct
32 Correct 617 ms 126292 KB Output is correct
33 Correct 632 ms 126548 KB Output is correct
34 Correct 519 ms 126216 KB Output is correct
35 Correct 502 ms 126292 KB Output is correct
36 Correct 545 ms 126292 KB Output is correct
37 Correct 500 ms 126236 KB Output is correct
38 Correct 560 ms 126292 KB Output is correct

Subtask #3
0 / 80.0

# Verdict Execution time Memory Grader output
1 Correct 1 ms 344 KB Output is correct
2 Correct 1 ms 348 KB Output is correct
3 Correct 1 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 0 ms 348 KB Output is correct
10 Correct 0 ms 344 KB Output is correct
11 Correct 1 ms 348 KB Output is correct
12 Correct 0 ms 452 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 348 KB Output is correct
17 Correct 0 ms 376 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 540 ms 125348 KB Output is correct
23 Correct 519 ms 125308 KB Output is correct
24 Correct 522 ms 122704 KB Output is correct
25 Correct 492 ms 123696 KB Output is correct
26 Correct 484 ms 122960 KB Output is correct
27 Correct 519 ms 126292 KB Output is correct
28 Correct 534 ms 126292 KB Output is correct
29 Correct 575 ms 126548 KB Output is correct
30 Correct 541 ms 126288 KB Output is correct
31 Correct 650 ms 126292 KB Output is correct
32 Correct 617 ms 126292 KB Output is correct
33 Correct 632 ms 126548 KB Output is correct
34 Correct 519 ms 126216 KB Output is correct
35 Correct 502 ms 126292 KB Output is correct
36 Correct 545 ms 126292 KB Output is correct
37 Correct 500 ms 126236 KB Output is correct
38 Correct 560 ms 126292 KB Output is correct
39 Runtime error 150 ms 262144 KB Execution killed with signal 9
40 Halted 0 ms 0 KB -