Submission #167989

#	Submission time	Handle	Problem	Language	Result	Execution time	Memory
167989	2019-12-11T06:20:17 Z	egekabas	Paprike (COI18_paprike)	C++14	100 / 100	170 ms	86020 KB

paprike

#include <bits/stdc++.h>
#define ff first
#define ss second
#define pb push_back
#define mp make_pair
using namespace std;
typedef long long   ll;
typedef unsigned long long   ull;
typedef long double ld;
typedef pair<ll, ll>    pll;
typedef pair<ull, ull>    pull;
typedef pair<int, int>  pii;
typedef pair<ld, ld>  pld;
int n, k;
int a[3000009];
vector<int> g[3000009];
int ans;
int f(int v, int p){
    vector<int> vec;
    for(auto u : g[v]){
        if(u == p)
            continue;
        vec.pb(f(u, v));
    }
    sort(vec.begin(), vec.end());
    int cur = a[v];
    for(auto u : vec){
        if(u + cur > k)
            ++ans;
        else
            cur += u;
    }
    return cur;
}
int main() {
    ios_base::sync_with_stdio(false);
    cin.tie(nullptr);
    
    //freopen("in.txt", "r", stdin);
    //freopen("out.txt", "w", stdout);
    
    cin >> n >> k;
    for(int i = 1; i <= n; ++i)
        cin >> a[i];
    for(int i = 1; i < n; ++i){
        int t1, t2;
        cin >> t1 >> t2;
        g[t1].pb(t2);
        g[t2].pb(t1);
    }
    f(1, -1);
    cout << ans << "\n";
    
}

Subtask #1
11.0 / 11.0

#	Verdict	Execution time	Memory	Grader output
1	Correct	66 ms	70776 KB	Output is correct
2	Correct	66 ms	70716 KB	Output is correct
3	Correct	67 ms	70776 KB	Output is correct
4	Correct	67 ms	70776 KB	Output is correct
5	Correct	65 ms	70776 KB	Output is correct
6	Correct	67 ms	70772 KB	Output is correct
7	Correct	67 ms	70760 KB	Output is correct
8	Correct	66 ms	70776 KB	Output is correct
9	Correct	67 ms	70776 KB	Output is correct
10	Correct	66 ms	70904 KB	Output is correct
11	Correct	66 ms	70776 KB	Output is correct
12	Correct	66 ms	70776 KB	Output is correct
13	Correct	67 ms	70776 KB	Output is correct
14	Correct	67 ms	70776 KB	Output is correct
15	Correct	67 ms	70820 KB	Output is correct
16	Correct	67 ms	70776 KB	Output is correct
17	Correct	66 ms	70776 KB	Output is correct
18	Correct	66 ms	70776 KB	Output is correct
19	Correct	80 ms	70776 KB	Output is correct
20	Correct	66 ms	70776 KB	Output is correct
21	Correct	66 ms	70932 KB	Output is correct

Subtask #2
13.0 / 13.0

#	Verdict	Execution time	Memory	Grader output
1	Correct	127 ms	86020 KB	Output is correct
2	Correct	128 ms	85752 KB	Output is correct
3	Correct	137 ms	85764 KB	Output is correct
4	Correct	127 ms	85648 KB	Output is correct
5	Correct	126 ms	85624 KB	Output is correct
6	Correct	128 ms	85764 KB	Output is correct
7	Correct	125 ms	85612 KB	Output is correct
8	Correct	149 ms	85240 KB	Output is correct

Subtask #3
27.0 / 27.0

#	Verdict	Execution time	Memory	Grader output
1	Correct	66 ms	70776 KB	Output is correct
2	Correct	66 ms	70716 KB	Output is correct
3	Correct	67 ms	70776 KB	Output is correct
4	Correct	67 ms	70776 KB	Output is correct
5	Correct	65 ms	70776 KB	Output is correct
6	Correct	67 ms	70772 KB	Output is correct
7	Correct	67 ms	70760 KB	Output is correct
8	Correct	66 ms	70776 KB	Output is correct
9	Correct	67 ms	70776 KB	Output is correct
10	Correct	66 ms	70904 KB	Output is correct
11	Correct	66 ms	70776 KB	Output is correct
12	Correct	66 ms	70776 KB	Output is correct
13	Correct	67 ms	70776 KB	Output is correct
14	Correct	67 ms	70776 KB	Output is correct
15	Correct	67 ms	70820 KB	Output is correct
16	Correct	67 ms	70776 KB	Output is correct
17	Correct	66 ms	70776 KB	Output is correct
18	Correct	66 ms	70776 KB	Output is correct
19	Correct	80 ms	70776 KB	Output is correct
20	Correct	66 ms	70776 KB	Output is correct
21	Correct	66 ms	70932 KB	Output is correct
22	Correct	68 ms	70904 KB	Output is correct
23	Correct	67 ms	70796 KB	Output is correct
24	Correct	68 ms	70904 KB	Output is correct
25	Correct	66 ms	70904 KB	Output is correct
26	Correct	68 ms	70876 KB	Output is correct
27	Correct	67 ms	70904 KB	Output is correct
28	Correct	67 ms	70804 KB	Output is correct
29	Correct	67 ms	70904 KB	Output is correct
30	Correct	67 ms	70904 KB	Output is correct
31	Correct	68 ms	70904 KB	Output is correct
32	Correct	67 ms	70888 KB	Output is correct
33	Correct	66 ms	70876 KB	Output is correct
34	Correct	66 ms	70772 KB	Output is correct
35	Correct	67 ms	70876 KB	Output is correct
36	Correct	67 ms	70904 KB	Output is correct
37	Correct	67 ms	70776 KB	Output is correct
38	Correct	66 ms	70904 KB	Output is correct

Subtask #4
49.0 / 49.0

#	Verdict	Execution time	Memory	Grader output
1	Correct	66 ms	70776 KB	Output is correct
2	Correct	66 ms	70716 KB	Output is correct
3	Correct	67 ms	70776 KB	Output is correct
4	Correct	67 ms	70776 KB	Output is correct
5	Correct	65 ms	70776 KB	Output is correct
6	Correct	67 ms	70772 KB	Output is correct
7	Correct	67 ms	70760 KB	Output is correct
8	Correct	66 ms	70776 KB	Output is correct
9	Correct	67 ms	70776 KB	Output is correct
10	Correct	66 ms	70904 KB	Output is correct
11	Correct	66 ms	70776 KB	Output is correct
12	Correct	66 ms	70776 KB	Output is correct
13	Correct	67 ms	70776 KB	Output is correct
14	Correct	67 ms	70776 KB	Output is correct
15	Correct	67 ms	70820 KB	Output is correct
16	Correct	67 ms	70776 KB	Output is correct
17	Correct	66 ms	70776 KB	Output is correct
18	Correct	66 ms	70776 KB	Output is correct
19	Correct	80 ms	70776 KB	Output is correct
20	Correct	66 ms	70776 KB	Output is correct
21	Correct	66 ms	70932 KB	Output is correct
22	Correct	127 ms	86020 KB	Output is correct
23	Correct	128 ms	85752 KB	Output is correct
24	Correct	137 ms	85764 KB	Output is correct
25	Correct	127 ms	85648 KB	Output is correct
26	Correct	126 ms	85624 KB	Output is correct
27	Correct	128 ms	85764 KB	Output is correct
28	Correct	125 ms	85612 KB	Output is correct
29	Correct	149 ms	85240 KB	Output is correct
30	Correct	68 ms	70904 KB	Output is correct
31	Correct	67 ms	70796 KB	Output is correct
32	Correct	68 ms	70904 KB	Output is correct
33	Correct	66 ms	70904 KB	Output is correct
34	Correct	68 ms	70876 KB	Output is correct
35	Correct	67 ms	70904 KB	Output is correct
36	Correct	67 ms	70804 KB	Output is correct
37	Correct	67 ms	70904 KB	Output is correct
38	Correct	67 ms	70904 KB	Output is correct
39	Correct	68 ms	70904 KB	Output is correct
40	Correct	67 ms	70888 KB	Output is correct
41	Correct	66 ms	70876 KB	Output is correct
42	Correct	66 ms	70772 KB	Output is correct
43	Correct	67 ms	70876 KB	Output is correct
44	Correct	67 ms	70904 KB	Output is correct
45	Correct	67 ms	70776 KB	Output is correct
46	Correct	66 ms	70904 KB	Output is correct
47	Correct	125 ms	79832 KB	Output is correct
48	Correct	125 ms	78284 KB	Output is correct
49	Correct	125 ms	77816 KB	Output is correct
50	Correct	125 ms	77432 KB	Output is correct
51	Correct	138 ms	76384 KB	Output is correct
52	Correct	137 ms	76636 KB	Output is correct
53	Correct	139 ms	76464 KB	Output is correct
54	Correct	139 ms	76280 KB	Output is correct
55	Correct	170 ms	75924 KB	Output is correct
56	Correct	152 ms	75812 KB	Output is correct
57	Correct	112 ms	77296 KB	Output is correct

Submission #167989

Compilation message

Subtask #1 11.0 / 11.0

Subtask #2 13.0 / 13.0

Subtask #3 27.0 / 27.0

Subtask #4 49.0 / 49.0

Subtask #1
11.0 / 11.0

Subtask #2
13.0 / 13.0

Subtask #3
27.0 / 27.0

Subtask #4
49.0 / 49.0