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Submission #241823

# Submission time Handle Problem Language Result Execution time Memory
241823 2020-06-25T15:35:23 Z marlicu Paprike (COI18_paprike) C++14
51 / 100
 1000 ms 88440 KB 
#include <bits/stdc++.h>

using namespace std;

#define pb push_back
#define X first
#define Y second

typedef long long ll;

const int MAXN = 3e6 + 5;

int n, k;
ll ljutina[MAXN];
vector <int> veze[MAXN];
ll suma[MAXN];

int rezovi(int x, int px) {
    int koliko = 0;
    vector <ll> dodani;

    for (auto nx : veze[x]) {
        if (nx == px) continue;
        koliko += rezovi(nx, x);
        suma[x] += suma[nx];
        dodani.push_back(suma[nx]);
    }

    suma[x] += ljutina[x];
    if (suma[x] <= k) return koliko;

    sort(dodani.begin(), dodani.end());
    reverse(dodani.begin(), dodani.end());

    while (suma[x] > k) {
        suma[x] -= dodani[0];
        dodani.erase(dodani.begin());
        koliko++;
    }

    return koliko;
}

int main() {
    ios_base::sync_with_stdio(false);
    cin.tie(0); cout.tie(0);

    cin >> n >> k;
    for (int i = 0; i < n; i++) cin >> ljutina[i];

    int a, b;
    for (int i = 1; i < n; i++) {
        cin >> a >> b;
        --a; --b;
        veze[a].pb(b);
        veze[b].pb(a);
    }

    cout << rezovi(0, -1) << '\n';

    return 0;
}

Subtask #1
11.0 / 11.0

# Verdict Execution time Memory Grader output
1 Correct 48 ms 70776 KB Output is correct
2 Correct 46 ms 70776 KB Output is correct
3 Correct 53 ms 70784 KB Output is correct
4 Correct 47 ms 70784 KB Output is correct
5 Correct 48 ms 70776 KB Output is correct
6 Correct 49 ms 70912 KB Output is correct
7 Correct 47 ms 70776 KB Output is correct
8 Correct 48 ms 70784 KB Output is correct
9 Correct 47 ms 70800 KB Output is correct
10 Correct 47 ms 70776 KB Output is correct
11 Correct 46 ms 70776 KB Output is correct
12 Correct 47 ms 70904 KB Output is correct
13 Correct 47 ms 70776 KB Output is correct
14 Correct 46 ms 70784 KB Output is correct
15 Correct 52 ms 70784 KB Output is correct
16 Correct 48 ms 70776 KB Output is correct
17 Correct 48 ms 70780 KB Output is correct
18 Correct 52 ms 70908 KB Output is correct
19 Correct 49 ms 70776 KB Output is correct
20 Correct 47 ms 70784 KB Output is correct
21 Correct 47 ms 70780 KB Output is correct

Subtask #2
13.0 / 13.0

# Verdict Execution time Memory Grader output
1 Correct 105 ms 88440 KB Output is correct
2 Correct 107 ms 88440 KB Output is correct
3 Correct 107 ms 88440 KB Output is correct
4 Correct 106 ms 88440 KB Output is correct
5 Correct 104 ms 88440 KB Output is correct
6 Correct 110 ms 88440 KB Output is correct
7 Correct 110 ms 88312 KB Output is correct
8 Correct 101 ms 87908 KB Output is correct

Subtask #3
27.0 / 27.0

# Verdict Execution time Memory Grader output
1 Correct 48 ms 70776 KB Output is correct
2 Correct 46 ms 70776 KB Output is correct
3 Correct 53 ms 70784 KB Output is correct
4 Correct 47 ms 70784 KB Output is correct
5 Correct 48 ms 70776 KB Output is correct
6 Correct 49 ms 70912 KB Output is correct
7 Correct 47 ms 70776 KB Output is correct
8 Correct 48 ms 70784 KB Output is correct
9 Correct 47 ms 70800 KB Output is correct
10 Correct 47 ms 70776 KB Output is correct
11 Correct 46 ms 70776 KB Output is correct
12 Correct 47 ms 70904 KB Output is correct
13 Correct 47 ms 70776 KB Output is correct
14 Correct 46 ms 70784 KB Output is correct
15 Correct 52 ms 70784 KB Output is correct
16 Correct 48 ms 70776 KB Output is correct
17 Correct 48 ms 70780 KB Output is correct
18 Correct 52 ms 70908 KB Output is correct
19 Correct 49 ms 70776 KB Output is correct
20 Correct 47 ms 70784 KB Output is correct
21 Correct 47 ms 70780 KB Output is correct
22 Correct 49 ms 70904 KB Output is correct
23 Correct 56 ms 70904 KB Output is correct
24 Correct 48 ms 70904 KB Output is correct
25 Correct 47 ms 70904 KB Output is correct
26 Correct 48 ms 70908 KB Output is correct
27 Correct 47 ms 70912 KB Output is correct
28 Correct 47 ms 70904 KB Output is correct
29 Correct 47 ms 70904 KB Output is correct
30 Correct 48 ms 71032 KB Output is correct
31 Correct 50 ms 70904 KB Output is correct
32 Correct 53 ms 70904 KB Output is correct
33 Correct 48 ms 70904 KB Output is correct
34 Correct 47 ms 70904 KB Output is correct
35 Correct 48 ms 70904 KB Output is correct
36 Correct 48 ms 70904 KB Output is correct
37 Correct 47 ms 70904 KB Output is correct
38 Correct 49 ms 70908 KB Output is correct

Subtask #4
0 / 49.0

# Verdict Execution time Memory Grader output
1 Correct 48 ms 70776 KB Output is correct
2 Correct 46 ms 70776 KB Output is correct
3 Correct 53 ms 70784 KB Output is correct
4 Correct 47 ms 70784 KB Output is correct
5 Correct 48 ms 70776 KB Output is correct
6 Correct 49 ms 70912 KB Output is correct
7 Correct 47 ms 70776 KB Output is correct
8 Correct 48 ms 70784 KB Output is correct
9 Correct 47 ms 70800 KB Output is correct
10 Correct 47 ms 70776 KB Output is correct
11 Correct 46 ms 70776 KB Output is correct
12 Correct 47 ms 70904 KB Output is correct
13 Correct 47 ms 70776 KB Output is correct
14 Correct 46 ms 70784 KB Output is correct
15 Correct 52 ms 70784 KB Output is correct
16 Correct 48 ms 70776 KB Output is correct
17 Correct 48 ms 70780 KB Output is correct
18 Correct 52 ms 70908 KB Output is correct
19 Correct 49 ms 70776 KB Output is correct
20 Correct 47 ms 70784 KB Output is correct
21 Correct 47 ms 70780 KB Output is correct
22 Correct 105 ms 88440 KB Output is correct
23 Correct 107 ms 88440 KB Output is correct
24 Correct 107 ms 88440 KB Output is correct
25 Correct 106 ms 88440 KB Output is correct
26 Correct 104 ms 88440 KB Output is correct
27 Correct 110 ms 88440 KB Output is correct
28 Correct 110 ms 88312 KB Output is correct
29 Correct 101 ms 87908 KB Output is correct
30 Correct 49 ms 70904 KB Output is correct
31 Correct 56 ms 70904 KB Output is correct
32 Correct 48 ms 70904 KB Output is correct
33 Correct 47 ms 70904 KB Output is correct
34 Correct 48 ms 70908 KB Output is correct
35 Correct 47 ms 70912 KB Output is correct
36 Correct 47 ms 70904 KB Output is correct
37 Correct 47 ms 70904 KB Output is correct
38 Correct 48 ms 71032 KB Output is correct
39 Correct 50 ms 70904 KB Output is correct
40 Correct 53 ms 70904 KB Output is correct
41 Correct 48 ms 70904 KB Output is correct
42 Correct 47 ms 70904 KB Output is correct
43 Correct 48 ms 70904 KB Output is correct
44 Correct 48 ms 70904 KB Output is correct
45 Correct 47 ms 70904 KB Output is correct
46 Correct 49 ms 70908 KB Output is correct
47 Correct 104 ms 81528 KB Output is correct
48 Correct 105 ms 79736 KB Output is correct
49 Correct 110 ms 79096 KB Output is correct
50 Correct 107 ms 78712 KB Output is correct
51 Correct 125 ms 77560 KB Output is correct
52 Correct 120 ms 77560 KB Output is correct
53 Correct 155 ms 77432 KB Output is correct
54 Correct 120 ms 77560 KB Output is correct
55 Correct 117 ms 77048 KB Output is correct
56 Correct 119 ms 77048 KB Output is correct
57 Execution timed out 1101 ms 78448 KB Time limit exceeded