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Submission #928933

# Submission time Handle Problem Language Result Execution time Memory
928933 2024-02-17T08:32:15 Z 12345678 Paprike (COI18_paprike) C++17
100 / 100
 36 ms 19616 KB 
#include <bits/stdc++.h>

using namespace std;

#define ll long long

const int nx=1e5+5;

ll n, k, dp[nx], u, v, res;
vector<int> d[nx];

void dfs(int u, int p)
{
    vector<int> tmp;
    for (auto v:d[u]) if (v!=p) dfs(v, u), tmp.push_back(dp[v]);
    sort(tmp.begin(), tmp.end());
    for (auto x:tmp)
    {
        if (dp[u]+x>k) res++;
        else dp[u]+=x;
    }
}

int main()
{
    cin.tie(NULL)->sync_with_stdio(false);
    cin>>n>>k;
    for (int i=1; i<=n; i++) cin>>dp[i];
    for (int i=0; i<n-1; i++) cin>>u>>v, d[u].push_back(v), d[v].push_back(u);
    dfs(1, 1);
    cout<<res;
}

Subtask #1
11.0 / 11.0

# Verdict Execution time Memory Grader output
1 Correct 1 ms 2648 KB Output is correct
2 Correct 1 ms 2652 KB Output is correct
3 Correct 1 ms 2652 KB Output is correct
4 Correct 1 ms 2652 KB Output is correct
5 Correct 1 ms 2652 KB Output is correct
6 Correct 1 ms 2652 KB Output is correct
7 Correct 1 ms 2652 KB Output is correct
8 Correct 1 ms 2652 KB Output is correct
9 Correct 1 ms 2652 KB Output is correct
10 Correct 1 ms 2652 KB Output is correct
11 Correct 1 ms 2652 KB Output is correct
12 Correct 1 ms 2904 KB Output is correct
13 Correct 1 ms 2652 KB Output is correct
14 Correct 1 ms 2652 KB Output is correct
15 Correct 1 ms 2652 KB Output is correct
16 Correct 1 ms 2652 KB Output is correct
17 Correct 1 ms 2652 KB Output is correct
18 Correct 1 ms 2652 KB Output is correct
19 Correct 1 ms 2652 KB Output is correct
20 Correct 1 ms 2652 KB Output is correct
21 Correct 1 ms 2652 KB Output is correct

Subtask #2
13.0 / 13.0

# Verdict Execution time Memory Grader output
1 Correct 34 ms 19540 KB Output is correct
2 Correct 35 ms 19616 KB Output is correct
3 Correct 36 ms 19536 KB Output is correct
4 Correct 33 ms 19544 KB Output is correct
5 Correct 34 ms 19548 KB Output is correct
6 Correct 32 ms 19540 KB Output is correct
7 Correct 34 ms 19580 KB Output is correct
8 Correct 32 ms 19028 KB Output is correct

Subtask #3
27.0 / 27.0

# Verdict Execution time Memory Grader output
1 Correct 1 ms 2648 KB Output is correct
2 Correct 1 ms 2652 KB Output is correct
3 Correct 1 ms 2652 KB Output is correct
4 Correct 1 ms 2652 KB Output is correct
5 Correct 1 ms 2652 KB Output is correct
6 Correct 1 ms 2652 KB Output is correct
7 Correct 1 ms 2652 KB Output is correct
8 Correct 1 ms 2652 KB Output is correct
9 Correct 1 ms 2652 KB Output is correct
10 Correct 1 ms 2652 KB Output is correct
11 Correct 1 ms 2652 KB Output is correct
12 Correct 1 ms 2904 KB Output is correct
13 Correct 1 ms 2652 KB Output is correct
14 Correct 1 ms 2652 KB Output is correct
15 Correct 1 ms 2652 KB Output is correct
16 Correct 1 ms 2652 KB Output is correct
17 Correct 1 ms 2652 KB Output is correct
18 Correct 1 ms 2652 KB Output is correct
19 Correct 1 ms 2652 KB Output is correct
20 Correct 1 ms 2652 KB Output is correct
21 Correct 1 ms 2652 KB Output is correct
22 Correct 1 ms 2908 KB Output is correct
23 Correct 5 ms 2652 KB Output is correct
24 Correct 1 ms 2648 KB Output is correct
25 Correct 1 ms 2652 KB Output is correct
26 Correct 1 ms 2652 KB Output is correct
27 Correct 1 ms 2652 KB Output is correct
28 Correct 1 ms 2652 KB Output is correct
29 Correct 1 ms 2652 KB Output is correct
30 Correct 2 ms 2820 KB Output is correct
31 Correct 1 ms 2652 KB Output is correct
32 Correct 1 ms 2652 KB Output is correct
33 Correct 1 ms 2848 KB Output is correct
34 Correct 1 ms 2652 KB Output is correct
35 Correct 1 ms 2820 KB Output is correct
36 Correct 1 ms 2652 KB Output is correct
37 Correct 1 ms 2652 KB Output is correct
38 Correct 1 ms 2652 KB Output is correct

Subtask #4
49.0 / 49.0

# Verdict Execution time Memory Grader output
1 Correct 1 ms 2648 KB Output is correct
2 Correct 1 ms 2652 KB Output is correct
3 Correct 1 ms 2652 KB Output is correct
4 Correct 1 ms 2652 KB Output is correct
5 Correct 1 ms 2652 KB Output is correct
6 Correct 1 ms 2652 KB Output is correct
7 Correct 1 ms 2652 KB Output is correct
8 Correct 1 ms 2652 KB Output is correct
9 Correct 1 ms 2652 KB Output is correct
10 Correct 1 ms 2652 KB Output is correct
11 Correct 1 ms 2652 KB Output is correct
12 Correct 1 ms 2904 KB Output is correct
13 Correct 1 ms 2652 KB Output is correct
14 Correct 1 ms 2652 KB Output is correct
15 Correct 1 ms 2652 KB Output is correct
16 Correct 1 ms 2652 KB Output is correct
17 Correct 1 ms 2652 KB Output is correct
18 Correct 1 ms 2652 KB Output is correct
19 Correct 1 ms 2652 KB Output is correct
20 Correct 1 ms 2652 KB Output is correct
21 Correct 1 ms 2652 KB Output is correct
22 Correct 34 ms 19540 KB Output is correct
23 Correct 35 ms 19616 KB Output is correct
24 Correct 36 ms 19536 KB Output is correct
25 Correct 33 ms 19544 KB Output is correct
26 Correct 34 ms 19548 KB Output is correct
27 Correct 32 ms 19540 KB Output is correct
28 Correct 34 ms 19580 KB Output is correct
29 Correct 32 ms 19028 KB Output is correct
30 Correct 1 ms 2908 KB Output is correct
31 Correct 5 ms 2652 KB Output is correct
32 Correct 1 ms 2648 KB Output is correct
33 Correct 1 ms 2652 KB Output is correct
34 Correct 1 ms 2652 KB Output is correct
35 Correct 1 ms 2652 KB Output is correct
36 Correct 1 ms 2652 KB Output is correct
37 Correct 1 ms 2652 KB Output is correct
38 Correct 2 ms 2820 KB Output is correct
39 Correct 1 ms 2652 KB Output is correct
40 Correct 1 ms 2652 KB Output is correct
41 Correct 1 ms 2848 KB Output is correct
42 Correct 1 ms 2652 KB Output is correct
43 Correct 1 ms 2820 KB Output is correct
44 Correct 1 ms 2652 KB Output is correct
45 Correct 1 ms 2652 KB Output is correct
46 Correct 1 ms 2652 KB Output is correct
47 Correct 33 ms 12624 KB Output is correct
48 Correct 31 ms 10836 KB Output is correct
49 Correct 31 ms 10068 KB Output is correct
50 Correct 32 ms 9820 KB Output is correct
51 Correct 33 ms 8532 KB Output is correct
52 Correct 33 ms 8792 KB Output is correct
53 Correct 31 ms 8532 KB Output is correct
54 Correct 31 ms 8576 KB Output is correct
55 Correct 30 ms 8016 KB Output is correct
56 Correct 30 ms 8028 KB Output is correct
57 Correct 23 ms 9428 KB Output is correct