CSES - Datatähti 2024 alku - Results
Submission details
Task:Laskettelukeskus
Sender:kasvoton
Submission time:2023-10-31 13:21:42 +0200
Language:C++ (C++11)
Status:READY
Result:0
Feedback
groupverdictscore
#10
#20
Test results
testverdicttimegroup
#1ACCEPTED0.00 s1, 2details
#20.00 s1, 2details
#30.00 s1, 2details
#40.13 s2details
#50.11 s2details
#6ACCEPTED0.00 s1, 2details
#7ACCEPTED0.08 s2details
#8ACCEPTED0.00 s1, 2details
#9--2details
#100.00 s1, 2details
#110.11 s2details
#120.00 s1, 2details
#130.11 s2details

Code

#include <iostream>
#include <queue>
using namespace std;
int main() {
int n;
cin >> n;
int v[n], l[n];
long long a[n], b[n];
for (int i = 0; i < n; i++) {
v[i] = -1;
l[i] = 0;
b[i] = 0;
}
for (int i = 0; i < n-1; i++) {
int j, k;
cin >> j >> k;
v[k-1] = j-1;
l[j-1]++;
}
queue<int> q;
for (int i = 0; i < n; i++) {
q.push(i);
cin >> a[i];
}
while (q.size() > 1) {
int i = q.front();
if (l[i]) q.push(i);
else {
if (b[i] > a[i]) a[i] += b[i];
b[v[i]] += a[i];
l[v[i]]--;
}
q.pop();
}
cout << b[q.front()] << "\n";
return 0;
}

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:

input
100
1 73
1 64
64 23
1 88
...

correct output
2675

user output
4154

Test 3

Group: 1, 2

Verdict:

input
100
1 36
36 56
56 59
36 97
...

correct output
2808

user output
4692

Test 4

Group: 2

Verdict:

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

correct output
28399367694319

user output
46041951624146

Test 5

Group: 2

Verdict:

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

correct output
28546840313799

user output
46236822154480

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:

input
100000
1 2
2 3
3 4
4 5
...

correct output
1000000000

user output
(empty)

Test 10

Group: 1, 2

Verdict:

input
100
1 2
1 3
2 4
2 5
...

correct output
2809

user output
4772

Test 11

Group: 2

Verdict:

input
100000
1 2
1 3
2 4
2 5
...

correct output
26053917212428

user output
47862796600601

Test 12

Group: 1, 2

Verdict:

input
100
1 2
1 3
2 4
2 5
...

correct output
5000

user output
9800

Test 13

Group: 2

Verdict:

input
100000
1 2
1 3
2 4
2 5
...

correct output
50000000000000

user output
99998000000000