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Submission #868565

# Submission time Handle Problem Language Result Execution time Memory
868565 2023-10-31T21:08:47 Z amirhoseinfar1385 Paprike (COI18_paprike) C++17
100 / 100
 38 ms 19568 KB 
#include<bits/stdc++.h>
using namespace std;
const int maxn=100000+10;
vector<int>adj[maxn];
long long val[maxn];
int n,k;
int res=0;

long long solve(int u=1,int par=-1){
	vector<int>v;
	for(auto x:adj[u]){
		if(x!=par){
			v.push_back(solve(x,u));
		}
	}
	sort(v.begin(),v.end());
	long long suma=val[u];
	for(int i=0;i<(int)v.size();i++){
		if(suma+v[i]<=k){
			suma+=v[i];
			continue;
		}
		else{
			res++;
		}
	}
	return suma;
}


int main(){
	ios::sync_with_stdio(0);
	cin.tie(0);
	cout.tie(0);
	cin>>n>>k;
	for(int i=1;i<=n;i++){
		cin>>val[i];
	}
	for(int i=1;i<=n-1;i++){
		int u,v;
		cin>>u>>v;
		adj[u].push_back(v);
		adj[v].push_back(u);
	}
	solve();
	cout<<res<<"\n";
}

Subtask #1
11.0 / 11.0

# Verdict Execution time Memory Grader output
1 Correct 1 ms 3416 KB Output is correct
2 Correct 1 ms 3420 KB Output is correct
3 Correct 2 ms 3164 KB Output is correct
4 Correct 1 ms 3164 KB Output is correct
5 Correct 1 ms 3164 KB Output is correct
6 Correct 1 ms 3164 KB Output is correct
7 Correct 1 ms 3160 KB Output is correct
8 Correct 1 ms 3416 KB Output is correct
9 Correct 1 ms 3420 KB Output is correct
10 Correct 1 ms 3164 KB Output is correct
11 Correct 1 ms 3420 KB Output is correct
12 Correct 1 ms 3164 KB Output is correct
13 Correct 1 ms 3412 KB Output is correct
14 Correct 1 ms 3260 KB Output is correct
15 Correct 1 ms 3164 KB Output is correct
16 Correct 1 ms 3420 KB Output is correct
17 Correct 1 ms 3164 KB Output is correct
18 Correct 1 ms 3164 KB Output is correct
19 Correct 1 ms 3164 KB Output is correct
20 Correct 1 ms 3416 KB Output is correct
21 Correct 1 ms 3160 KB Output is correct

Subtask #2
13.0 / 13.0

# Verdict Execution time Memory Grader output
1 Correct 37 ms 19536 KB Output is correct
2 Correct 35 ms 19420 KB Output is correct
3 Correct 35 ms 19568 KB Output is correct
4 Correct 36 ms 19536 KB Output is correct
5 Correct 34 ms 19464 KB Output is correct
6 Correct 35 ms 19540 KB Output is correct
7 Correct 33 ms 19544 KB Output is correct
8 Correct 33 ms 19028 KB Output is correct

Subtask #3
27.0 / 27.0

# Verdict Execution time Memory Grader output
1 Correct 1 ms 3416 KB Output is correct
2 Correct 1 ms 3420 KB Output is correct
3 Correct 2 ms 3164 KB Output is correct
4 Correct 1 ms 3164 KB Output is correct
5 Correct 1 ms 3164 KB Output is correct
6 Correct 1 ms 3164 KB Output is correct
7 Correct 1 ms 3160 KB Output is correct
8 Correct 1 ms 3416 KB Output is correct
9 Correct 1 ms 3420 KB Output is correct
10 Correct 1 ms 3164 KB Output is correct
11 Correct 1 ms 3420 KB Output is correct
12 Correct 1 ms 3164 KB Output is correct
13 Correct 1 ms 3412 KB Output is correct
14 Correct 1 ms 3260 KB Output is correct
15 Correct 1 ms 3164 KB Output is correct
16 Correct 1 ms 3420 KB Output is correct
17 Correct 1 ms 3164 KB Output is correct
18 Correct 1 ms 3164 KB Output is correct
19 Correct 1 ms 3164 KB Output is correct
20 Correct 1 ms 3416 KB Output is correct
21 Correct 1 ms 3160 KB Output is correct
22 Correct 1 ms 3416 KB Output is correct
23 Correct 1 ms 3416 KB Output is correct
24 Correct 1 ms 3420 KB Output is correct
25 Correct 1 ms 3420 KB Output is correct
26 Correct 1 ms 3476 KB Output is correct
27 Correct 1 ms 3420 KB Output is correct
28 Correct 1 ms 3428 KB Output is correct
29 Correct 1 ms 3420 KB Output is correct
30 Correct 1 ms 3260 KB Output is correct
31 Correct 1 ms 3420 KB Output is correct
32 Correct 1 ms 3420 KB Output is correct
33 Correct 1 ms 3420 KB Output is correct
34 Correct 1 ms 3420 KB Output is correct
35 Correct 1 ms 3420 KB Output is correct
36 Correct 1 ms 3420 KB Output is correct
37 Correct 1 ms 3420 KB Output is correct
38 Correct 2 ms 3620 KB Output is correct

Subtask #4
49.0 / 49.0

# Verdict Execution time Memory Grader output
1 Correct 1 ms 3416 KB Output is correct
2 Correct 1 ms 3420 KB Output is correct
3 Correct 2 ms 3164 KB Output is correct
4 Correct 1 ms 3164 KB Output is correct
5 Correct 1 ms 3164 KB Output is correct
6 Correct 1 ms 3164 KB Output is correct
7 Correct 1 ms 3160 KB Output is correct
8 Correct 1 ms 3416 KB Output is correct
9 Correct 1 ms 3420 KB Output is correct
10 Correct 1 ms 3164 KB Output is correct
11 Correct 1 ms 3420 KB Output is correct
12 Correct 1 ms 3164 KB Output is correct
13 Correct 1 ms 3412 KB Output is correct
14 Correct 1 ms 3260 KB Output is correct
15 Correct 1 ms 3164 KB Output is correct
16 Correct 1 ms 3420 KB Output is correct
17 Correct 1 ms 3164 KB Output is correct
18 Correct 1 ms 3164 KB Output is correct
19 Correct 1 ms 3164 KB Output is correct
20 Correct 1 ms 3416 KB Output is correct
21 Correct 1 ms 3160 KB Output is correct
22 Correct 37 ms 19536 KB Output is correct
23 Correct 35 ms 19420 KB Output is correct
24 Correct 35 ms 19568 KB Output is correct
25 Correct 36 ms 19536 KB Output is correct
26 Correct 34 ms 19464 KB Output is correct
27 Correct 35 ms 19540 KB Output is correct
28 Correct 33 ms 19544 KB Output is correct
29 Correct 33 ms 19028 KB Output is correct
30 Correct 1 ms 3416 KB Output is correct
31 Correct 1 ms 3416 KB Output is correct
32 Correct 1 ms 3420 KB Output is correct
33 Correct 1 ms 3420 KB Output is correct
34 Correct 1 ms 3476 KB Output is correct
35 Correct 1 ms 3420 KB Output is correct
36 Correct 1 ms 3428 KB Output is correct
37 Correct 1 ms 3420 KB Output is correct
38 Correct 1 ms 3260 KB Output is correct
39 Correct 1 ms 3420 KB Output is correct
40 Correct 1 ms 3420 KB Output is correct
41 Correct 1 ms 3420 KB Output is correct
42 Correct 1 ms 3420 KB Output is correct
43 Correct 1 ms 3420 KB Output is correct
44 Correct 1 ms 3420 KB Output is correct
45 Correct 1 ms 3420 KB Output is correct
46 Correct 2 ms 3620 KB Output is correct
47 Correct 34 ms 12468 KB Output is correct
48 Correct 32 ms 10696 KB Output is correct
49 Correct 32 ms 10100 KB Output is correct
50 Correct 32 ms 9820 KB Output is correct
51 Correct 33 ms 8528 KB Output is correct
52 Correct 38 ms 8752 KB Output is correct
53 Correct 36 ms 8528 KB Output is correct
54 Correct 32 ms 8528 KB Output is correct
55 Correct 30 ms 8028 KB Output is correct
56 Correct 30 ms 8104 KB Output is correct
57 Correct 24 ms 9416 KB Output is correct