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답안 #578386

# 제출 시각 아이디 문제 언어 결과 실행 시간 메모리
578386 2022-06-16T13:54:38 Z IWannaHaveAGirlfriend Paprike (COI18_paprike) C++17
100 / 100
 64 ms 19132 KB 
//Make CSP great again
//Vengeance
#include <bits/stdc++.h>
#define TASK "TESTCODE"
#define Log2(x) 31 - __builtin_clz(x)
using namespace std;
const int N = 1e5;
vector<int> adj[N + 1];
int res, a[N + 1], n, h;
void read()
{
    cin >> n >> h;
    for (int i = 1; i <= n; ++ i)
    {
        cin >> a[i];
    }
    for (int i = 1; i < n; ++ i)
    {
        int u, v;
        cin >> u >> v;
        adj[u].push_back(v);
        adj[v].push_back(u);
    }
}
int DFS(int u, int p)
{
    vector<int> f;
    for (int v : adj[u])
    {
        if (v == p)
        {
            continue ;
        }
        f.push_back(DFS(v, u));
    }
    sort(f.begin(), f.end());
    int x = a[u];
    for (int i : f)
    {
        if (x + i <= h)
        {
            x += i;
        }
        else
        {
            ++res;
        }
    }
    return x;
}
void solve()
{
    DFS(1, 0);
    cout << res;
}
int main()
{
    ios_base::sync_with_stdio(false);
    cin.tie(nullptr);
    if (fopen(TASK".INP", "r"))
    {
        freopen(TASK".INP", "r", stdin);
        //freopen(TASK".OUT", "w", stdout);
    }
    int t = 1;
    bool typetest = false;
    if (typetest)
    {
        cin >> t;
    }
    for (int __ = 1; __ <= t; ++ __)
    {
        //cout << "Case " << __ << ": ";
        read();
        solve();
    }
}

Compilation message

paprike.cpp: In function 'int main()':
paprike.cpp:62:16: warning: ignoring return value of 'FILE* freopen(const char*, const char*, FILE*)' declared with attribute 'warn_unused_result' [-Wunused-result]
   62 |         freopen(TASK".INP", "r", stdin);
      |         ~~~~~~~^~~~~~~~~~~~~~~~~~~~~~~~

Subtask #1
11.0 / 11.0

# 결과 실행 시간 메모리 Grader output
1 Correct 2 ms 2644 KB Output is correct
2 Correct 2 ms 2644 KB Output is correct
3 Correct 2 ms 2644 KB Output is correct
4 Correct 2 ms 2644 KB Output is correct
5 Correct 2 ms 2644 KB Output is correct
6 Correct 2 ms 2672 KB Output is correct
7 Correct 2 ms 2644 KB Output is correct
8 Correct 2 ms 2644 KB Output is correct
9 Correct 2 ms 2676 KB Output is correct
10 Correct 2 ms 2644 KB Output is correct
11 Correct 2 ms 2644 KB Output is correct
12 Correct 2 ms 2644 KB Output is correct
13 Correct 2 ms 2644 KB Output is correct
14 Correct 2 ms 2644 KB Output is correct
15 Correct 2 ms 2680 KB Output is correct
16 Correct 2 ms 2644 KB Output is correct
17 Correct 1 ms 2644 KB Output is correct
18 Correct 2 ms 2644 KB Output is correct
19 Correct 2 ms 2644 KB Output is correct
20 Correct 2 ms 2644 KB Output is correct
21 Correct 2 ms 2644 KB Output is correct

Subtask #2
13.0 / 13.0

# 결과 실행 시간 메모리 Grader output
1 Correct 46 ms 19096 KB Output is correct
2 Correct 41 ms 19132 KB Output is correct
3 Correct 44 ms 19132 KB Output is correct
4 Correct 45 ms 19116 KB Output is correct
5 Correct 43 ms 19076 KB Output is correct
6 Correct 42 ms 19060 KB Output is correct
7 Correct 44 ms 18968 KB Output is correct
8 Correct 45 ms 18580 KB Output is correct

Subtask #3
27.0 / 27.0

# 결과 실행 시간 메모리 Grader output
1 Correct 2 ms 2644 KB Output is correct
2 Correct 2 ms 2644 KB Output is correct
3 Correct 2 ms 2644 KB Output is correct
4 Correct 2 ms 2644 KB Output is correct
5 Correct 2 ms 2644 KB Output is correct
6 Correct 2 ms 2672 KB Output is correct
7 Correct 2 ms 2644 KB Output is correct
8 Correct 2 ms 2644 KB Output is correct
9 Correct 2 ms 2676 KB Output is correct
10 Correct 2 ms 2644 KB Output is correct
11 Correct 2 ms 2644 KB Output is correct
12 Correct 2 ms 2644 KB Output is correct
13 Correct 2 ms 2644 KB Output is correct
14 Correct 2 ms 2644 KB Output is correct
15 Correct 2 ms 2680 KB Output is correct
16 Correct 2 ms 2644 KB Output is correct
17 Correct 1 ms 2644 KB Output is correct
18 Correct 2 ms 2644 KB Output is correct
19 Correct 2 ms 2644 KB Output is correct
20 Correct 2 ms 2644 KB Output is correct
21 Correct 2 ms 2644 KB Output is correct
22 Correct 2 ms 2692 KB Output is correct
23 Correct 3 ms 2644 KB Output is correct
24 Correct 2 ms 2692 KB Output is correct
25 Correct 2 ms 2688 KB Output is correct
26 Correct 2 ms 2692 KB Output is correct
27 Correct 2 ms 2644 KB Output is correct
28 Correct 2 ms 2644 KB Output is correct
29 Correct 2 ms 2688 KB Output is correct
30 Correct 2 ms 2644 KB Output is correct
31 Correct 2 ms 2696 KB Output is correct
32 Correct 2 ms 2644 KB Output is correct
33 Correct 2 ms 2644 KB Output is correct
34 Correct 3 ms 2644 KB Output is correct
35 Correct 2 ms 2644 KB Output is correct
36 Correct 3 ms 2684 KB Output is correct
37 Correct 2 ms 2644 KB Output is correct
38 Correct 2 ms 2644 KB Output is correct

Subtask #4
49.0 / 49.0

# 결과 실행 시간 메모리 Grader output
1 Correct 2 ms 2644 KB Output is correct
2 Correct 2 ms 2644 KB Output is correct
3 Correct 2 ms 2644 KB Output is correct
4 Correct 2 ms 2644 KB Output is correct
5 Correct 2 ms 2644 KB Output is correct
6 Correct 2 ms 2672 KB Output is correct
7 Correct 2 ms 2644 KB Output is correct
8 Correct 2 ms 2644 KB Output is correct
9 Correct 2 ms 2676 KB Output is correct
10 Correct 2 ms 2644 KB Output is correct
11 Correct 2 ms 2644 KB Output is correct
12 Correct 2 ms 2644 KB Output is correct
13 Correct 2 ms 2644 KB Output is correct
14 Correct 2 ms 2644 KB Output is correct
15 Correct 2 ms 2680 KB Output is correct
16 Correct 2 ms 2644 KB Output is correct
17 Correct 1 ms 2644 KB Output is correct
18 Correct 2 ms 2644 KB Output is correct
19 Correct 2 ms 2644 KB Output is correct
20 Correct 2 ms 2644 KB Output is correct
21 Correct 2 ms 2644 KB Output is correct
22 Correct 46 ms 19096 KB Output is correct
23 Correct 41 ms 19132 KB Output is correct
24 Correct 44 ms 19132 KB Output is correct
25 Correct 45 ms 19116 KB Output is correct
26 Correct 43 ms 19076 KB Output is correct
27 Correct 42 ms 19060 KB Output is correct
28 Correct 44 ms 18968 KB Output is correct
29 Correct 45 ms 18580 KB Output is correct
30 Correct 2 ms 2692 KB Output is correct
31 Correct 3 ms 2644 KB Output is correct
32 Correct 2 ms 2692 KB Output is correct
33 Correct 2 ms 2688 KB Output is correct
34 Correct 2 ms 2692 KB Output is correct
35 Correct 2 ms 2644 KB Output is correct
36 Correct 2 ms 2644 KB Output is correct
37 Correct 2 ms 2688 KB Output is correct
38 Correct 2 ms 2644 KB Output is correct
39 Correct 2 ms 2696 KB Output is correct
40 Correct 2 ms 2644 KB Output is correct
41 Correct 2 ms 2644 KB Output is correct
42 Correct 3 ms 2644 KB Output is correct
43 Correct 2 ms 2644 KB Output is correct
44 Correct 3 ms 2684 KB Output is correct
45 Correct 2 ms 2644 KB Output is correct
46 Correct 2 ms 2644 KB Output is correct
47 Correct 43 ms 12072 KB Output is correct
48 Correct 41 ms 10336 KB Output is correct
49 Correct 41 ms 9612 KB Output is correct
50 Correct 51 ms 9296 KB Output is correct
51 Correct 64 ms 8264 KB Output is correct
52 Correct 55 ms 8192 KB Output is correct
53 Correct 43 ms 8176 KB Output is correct
54 Correct 61 ms 8108 KB Output is correct
55 Correct 62 ms 7748 KB Output is correct
56 Correct 53 ms 7636 KB Output is correct
57 Correct 29 ms 8900 KB Output is correct