CSES - Datatähti 2024 alku - Results
Submission details
Task:Laskettelukeskus
Sender:iraaz
Submission time:2023-11-06 10:01:33 +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
#40.11 s2details
#50.11 s2details
#6ACCEPTED0.00 s1, 2details
#7ACCEPTED0.08 s2details
#8ACCEPTED0.00 s1, 2details
#9ACCEPTED0.11 s2details
#10ACCEPTED0.00 s1, 2details
#110.11 s2details
#12ACCEPTED0.00 s1, 2details
#130.11 s2details

Code

#include <iostream>
#include <algorithm>
using namespace std;
struct node {
struct node *parent;
int snowplows;
int going = 0;
};
int main()
{
int slope_count;
cin >> slope_count;
node slopes[slope_count];
node root_node;
root_node.snowplows = 0;
slopes[0] = root_node;
for (int i = 1; i < slope_count; i++) {
int a, b;
cin >> a >> b;
node n;
n.parent = &slopes[a-1];
slopes[b-1] = n;
}
int plows;
int slope_i = 0;
while ( cin >> plows ) {
slopes[slope_i].snowplows = plows;
slope_i++;
}
for (int i = slope_count; i--;) {
int needed = max(slopes[i].snowplows, slopes[i].going);
if (i == 0) {
cout << needed;
break;
}
slopes[i].parent->going += needed;
}
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
190

Test 3

Group: 1, 2

Verdict:

input
100
1 36
36 56
56 59
36 97
...

correct output
2808

user output
911

Test 4

Group: 2

Verdict:

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

correct output
28399367694319

user output
981018595

Test 5

Group: 2

Verdict:

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

correct output
28546840313799

user output
1945186430

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:

input
100000
1 2
1 3
2 4
2 5
...

correct output
26053917212428

user output
19135575

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:

input
100000
1 2
1 3
2 4
2 5
...

correct output
50000000000000

user output
1000000000