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Submission #238671

# Submission time Handle Problem Language Result Execution time Memory
238671 2020-06-12T10:03:55 Z Kastanda Paprike (COI18_paprike) C++11
100 / 100
 86 ms 17656 KB 
// Criminal
#include<bits/stdc++.h>
using namespace std;
const int N = 100005;
int n, k, Cnt, A[N];
vector < int > Adj[N];
int DFS(int v, int p)
{
    vector < int > V;
    for (int u : Adj[v])
        if (u != p)
            V.push_back(DFS(u, v));
    sort(V.begin(), V.end());
    long long SM = A[v];
    for (int a : V)
        SM += a;
    while (SM > k)
        SM -= V.back(), V.pop_back(), Cnt ++;
    return (SM);
}
int main()
{
    scanf("%d%d", &n, &k);
    for (int i = 1; i <= n; i ++)
        scanf("%d", &A[i]);
    for (int i = 1; i < n; i ++)
    {
        int v, u;
        scanf("%d%d", &v, &u);
        Adj[v].push_back(u);
        Adj[u].push_back(v);
    }
    DFS(1, 0);
    return !printf("%d\n", Cnt);
}

Compilation message

paprike.cpp: In function 'int main()':
paprike.cpp:23:10: warning: ignoring return value of 'int scanf(const char*, ...)', declared with attribute warn_unused_result [-Wunused-result]
     scanf("%d%d", &n, &k);
     ~~~~~^~~~~~~~~~~~~~~~
paprike.cpp:25:14: warning: ignoring return value of 'int scanf(const char*, ...)', declared with attribute warn_unused_result [-Wunused-result]
         scanf("%d", &A[i]);
         ~~~~~^~~~~~~~~~~~~
paprike.cpp:29:14: warning: ignoring return value of 'int scanf(const char*, ...)', declared with attribute warn_unused_result [-Wunused-result]
         scanf("%d%d", &v, &u);
         ~~~~~^~~~~~~~~~~~~~~~

Subtask #1
11.0 / 11.0

# Verdict Execution time Memory Grader output
1 Correct 6 ms 2688 KB Output is correct
2 Correct 6 ms 2688 KB Output is correct
3 Correct 6 ms 2688 KB Output is correct
4 Correct 6 ms 2688 KB Output is correct
5 Correct 6 ms 2688 KB Output is correct
6 Correct 6 ms 2688 KB Output is correct
7 Correct 6 ms 2688 KB Output is correct
8 Correct 6 ms 2688 KB Output is correct
9 Correct 6 ms 2688 KB Output is correct
10 Correct 6 ms 2688 KB Output is correct
11 Correct 7 ms 2688 KB Output is correct
12 Correct 7 ms 2688 KB Output is correct
13 Correct 6 ms 2688 KB Output is correct
14 Correct 6 ms 2688 KB Output is correct
15 Correct 6 ms 2688 KB Output is correct
16 Correct 6 ms 2688 KB Output is correct
17 Correct 6 ms 2688 KB Output is correct
18 Correct 6 ms 2688 KB Output is correct
19 Correct 6 ms 2688 KB Output is correct
20 Correct 6 ms 2688 KB Output is correct
21 Correct 6 ms 2688 KB Output is correct

Subtask #2
13.0 / 13.0

# Verdict Execution time Memory Grader output
1 Correct 74 ms 17532 KB Output is correct
2 Correct 77 ms 17656 KB Output is correct
3 Correct 75 ms 17528 KB Output is correct
4 Correct 76 ms 17572 KB Output is correct
5 Correct 73 ms 17528 KB Output is correct
6 Correct 85 ms 17528 KB Output is correct
7 Correct 74 ms 17528 KB Output is correct
8 Correct 70 ms 17016 KB Output is correct

Subtask #3
27.0 / 27.0

# Verdict Execution time Memory Grader output
1 Correct 6 ms 2688 KB Output is correct
2 Correct 6 ms 2688 KB Output is correct
3 Correct 6 ms 2688 KB Output is correct
4 Correct 6 ms 2688 KB Output is correct
5 Correct 6 ms 2688 KB Output is correct
6 Correct 6 ms 2688 KB Output is correct
7 Correct 6 ms 2688 KB Output is correct
8 Correct 6 ms 2688 KB Output is correct
9 Correct 6 ms 2688 KB Output is correct
10 Correct 6 ms 2688 KB Output is correct
11 Correct 7 ms 2688 KB Output is correct
12 Correct 7 ms 2688 KB Output is correct
13 Correct 6 ms 2688 KB Output is correct
14 Correct 6 ms 2688 KB Output is correct
15 Correct 6 ms 2688 KB Output is correct
16 Correct 6 ms 2688 KB Output is correct
17 Correct 6 ms 2688 KB Output is correct
18 Correct 6 ms 2688 KB Output is correct
19 Correct 6 ms 2688 KB Output is correct
20 Correct 6 ms 2688 KB Output is correct
21 Correct 6 ms 2688 KB Output is correct
22 Correct 6 ms 2688 KB Output is correct
23 Correct 7 ms 2688 KB Output is correct
24 Correct 7 ms 2816 KB Output is correct
25 Correct 6 ms 2688 KB Output is correct
26 Correct 7 ms 2816 KB Output is correct
27 Correct 6 ms 2688 KB Output is correct
28 Correct 8 ms 2688 KB Output is correct
29 Correct 7 ms 2688 KB Output is correct
30 Correct 7 ms 2688 KB Output is correct
31 Correct 6 ms 2688 KB Output is correct
32 Correct 7 ms 2688 KB Output is correct
33 Correct 6 ms 2688 KB Output is correct
34 Correct 6 ms 2688 KB Output is correct
35 Correct 7 ms 2688 KB Output is correct
36 Correct 6 ms 2688 KB Output is correct
37 Correct 7 ms 2688 KB Output is correct
38 Correct 7 ms 2688 KB Output is correct

Subtask #4
49.0 / 49.0

# Verdict Execution time Memory Grader output
1 Correct 6 ms 2688 KB Output is correct
2 Correct 6 ms 2688 KB Output is correct
3 Correct 6 ms 2688 KB Output is correct
4 Correct 6 ms 2688 KB Output is correct
5 Correct 6 ms 2688 KB Output is correct
6 Correct 6 ms 2688 KB Output is correct
7 Correct 6 ms 2688 KB Output is correct
8 Correct 6 ms 2688 KB Output is correct
9 Correct 6 ms 2688 KB Output is correct
10 Correct 6 ms 2688 KB Output is correct
11 Correct 7 ms 2688 KB Output is correct
12 Correct 7 ms 2688 KB Output is correct
13 Correct 6 ms 2688 KB Output is correct
14 Correct 6 ms 2688 KB Output is correct
15 Correct 6 ms 2688 KB Output is correct
16 Correct 6 ms 2688 KB Output is correct
17 Correct 6 ms 2688 KB Output is correct
18 Correct 6 ms 2688 KB Output is correct
19 Correct 6 ms 2688 KB Output is correct
20 Correct 6 ms 2688 KB Output is correct
21 Correct 6 ms 2688 KB Output is correct
22 Correct 74 ms 17532 KB Output is correct
23 Correct 77 ms 17656 KB Output is correct
24 Correct 75 ms 17528 KB Output is correct
25 Correct 76 ms 17572 KB Output is correct
26 Correct 73 ms 17528 KB Output is correct
27 Correct 85 ms 17528 KB Output is correct
28 Correct 74 ms 17528 KB Output is correct
29 Correct 70 ms 17016 KB Output is correct
30 Correct 6 ms 2688 KB Output is correct
31 Correct 7 ms 2688 KB Output is correct
32 Correct 7 ms 2816 KB Output is correct
33 Correct 6 ms 2688 KB Output is correct
34 Correct 7 ms 2816 KB Output is correct
35 Correct 6 ms 2688 KB Output is correct
36 Correct 8 ms 2688 KB Output is correct
37 Correct 7 ms 2688 KB Output is correct
38 Correct 7 ms 2688 KB Output is correct
39 Correct 6 ms 2688 KB Output is correct
40 Correct 7 ms 2688 KB Output is correct
41 Correct 6 ms 2688 KB Output is correct
42 Correct 6 ms 2688 KB Output is correct
43 Correct 7 ms 2688 KB Output is correct
44 Correct 6 ms 2688 KB Output is correct
45 Correct 7 ms 2688 KB Output is correct
46 Correct 7 ms 2688 KB Output is correct
47 Correct 78 ms 11896 KB Output is correct
48 Correct 73 ms 10104 KB Output is correct
49 Correct 73 ms 9464 KB Output is correct
50 Correct 75 ms 9212 KB Output is correct
51 Correct 86 ms 8184 KB Output is correct
52 Correct 79 ms 8184 KB Output is correct
53 Correct 82 ms 8184 KB Output is correct
54 Correct 80 ms 8184 KB Output is correct
55 Correct 75 ms 7676 KB Output is correct
56 Correct 77 ms 7672 KB Output is correct
57 Correct 56 ms 9072 KB Output is correct