CSES - Datatähti 2024 alku - Results
Submission details
Task:Laskettelukeskus
Sender:snowflake
Submission time:2023-11-07 17:16:50 +0200
Language:C++ (C++17)
Status:READY
Result:100
Feedback
groupverdictscore
#1ACCEPTED53
#2ACCEPTED47
Test results
testverdicttimegroup
#1ACCEPTED0.01 s1, 2details
#2ACCEPTED0.01 s1, 2details
#3ACCEPTED0.01 s1, 2details
#4ACCEPTED0.06 s2details
#5ACCEPTED0.06 s2details
#6ACCEPTED0.01 s1, 2details
#7ACCEPTED0.06 s2details
#8ACCEPTED0.01 s1, 2details
#9ACCEPTED0.05 s2details
#10ACCEPTED0.01 s1, 2details
#11ACCEPTED0.05 s2details
#12ACCEPTED0.01 s1, 2details
#13ACCEPTED0.05 s2details

Code

#include <iostream>
#include <vector>
using namespace std;
typedef long long ll;
vector<vector<int>> g(100001);
int c[100001];
ll res[100001];
void deefes(int s, int e)
{
for (auto it : g[s])
{
if (it == e) continue;
deefes(it, s);
res[s] += res[it];
}
res[s] = max(res[s], (ll)c[s]);
}
int main()
{
ios_base::sync_with_stdio(false);
cin.tie(0);
cout.tie(0);
int n;
cin >> n;
for (int z = 0; z < n - 1; z++)
{
int u;
int v;
cin >> u >> v;
g[u].push_back(v);
g[v].push_back(u);
}
for (int zz = 1; zz <= n; zz++)
{
cin >> c[zz];
}
deefes(1,0);
cout << res[1];
}

Test details

Test 1

Group: 1, 2

Verdict: ACCEPTED

input
5
1 2
1 3
3 4
3 5
...

correct output
6

user output
6

Test 2

Group: 1, 2

Verdict: ACCEPTED

input
100
1 73
1 64
64 23
1 88
...

correct output
2675

user output
2675

Test 3

Group: 1, 2

Verdict: ACCEPTED

input
100
1 36
36 56
56 59
36 97
...

correct output
2808

user output
2808

Test 4

Group: 2

Verdict: ACCEPTED

input
100000
1 45452
1 74209
45452 78960
45452 79820
...

correct output
28399367694319

user output
28399367694319

Test 5

Group: 2

Verdict: ACCEPTED

input
100000
1 31165
1 23263
31165 89516
31165 53122
...

correct output
28546840313799

user output
28546840313799

Test 6

Group: 1, 2

Verdict: ACCEPTED

input
100
1 79
79 9
79 45
45 10
...

correct output
0

user output
0

Test 7

Group: 2

Verdict: ACCEPTED

input
100000
1 66038
1 56789
56789 7403
66038 69542
...

correct output
0

user output
0

Test 8

Group: 1, 2

Verdict: ACCEPTED

input
100
1 2
2 3
3 4
4 5
...

correct output
100

user output
100

Test 9

Group: 2

Verdict: ACCEPTED

input
100000
1 2
2 3
3 4
4 5
...

correct output
1000000000

user output
1000000000

Test 10

Group: 1, 2

Verdict: ACCEPTED

input
100
1 2
1 3
2 4
2 5
...

correct output
2809

user output
2809

Test 11

Group: 2

Verdict: ACCEPTED

input
100000
1 2
1 3
2 4
2 5
...

correct output
26053917212428

user output
26053917212428

Test 12

Group: 1, 2

Verdict: ACCEPTED

input
100
1 2
1 3
2 4
2 5
...

correct output
5000

user output
5000

Test 13

Group: 2

Verdict: ACCEPTED

input
100000
1 2
1 3
2 4
2 5
...

correct output
50000000000000

user output
50000000000000