#include "stations.h"
#include <vector>
#include <algorithm>
using namespace std;
typedef vector<int> VI;
void dfs(int u, int fa, bool dfs_in, int &clock, const vector<VI>& G, VI& L) {
if (dfs_in) L[u] = clock++;
for (int i : G[u])
if (i != fa) dfs(i, u, !dfs_in, clock, G, L);
if (!dfs_in) L[u] = clock++;
}
VI label(int n, int k, VI u, VI v) {
VI L(n);
vector<VI> G(n, VI());
for (size_t i = 0; i < u.size(); i++)
G[u[i]].push_back(v[i]), G[v[i]].push_back(u[i]);
int clock = 0;
dfs(0, -1, true, clock, G, L);
return L;
}
int find_next_station(int s, int t, VI c) {
int c0 = c[0];
if (c0 > s) { // Case 1: s is Tin. All the neighbors' label > s.
if (t < s || t > c.back()) return c.back(); // t not in this subtree, go to parent.
return *lower_bound(c.begin(), c.end(), t); // t is in this subtree, Pick the smallest ch >= t
}
// Case 2: s is Tout level.
if (t < c0 || t > s) return c0; // t not in subtree, go to root
return *(upper_bound(c.begin(), c.end(), t) - 1); // last v that <= t
}
// int main(){
// return 0;
// }
# |
Verdict |
Execution time |
Memory |
Grader output |
1 |
Correct |
653 ms |
584 KB |
Output is correct |
2 |
Correct |
607 ms |
604 KB |
Output is correct |
3 |
Correct |
945 ms |
460 KB |
Output is correct |
4 |
Correct |
833 ms |
456 KB |
Output is correct |
5 |
Correct |
661 ms |
400 KB |
Output is correct |
6 |
Correct |
593 ms |
608 KB |
Output is correct |
7 |
Correct |
511 ms |
580 KB |
Output is correct |
8 |
Correct |
2 ms |
468 KB |
Output is correct |
9 |
Correct |
3 ms |
472 KB |
Output is correct |
10 |
Correct |
1 ms |
548 KB |
Output is correct |
# |
Verdict |
Execution time |
Memory |
Grader output |
1 |
Correct |
477 ms |
532 KB |
Output is correct |
2 |
Correct |
600 ms |
484 KB |
Output is correct |
3 |
Correct |
1091 ms |
400 KB |
Output is correct |
4 |
Correct |
824 ms |
400 KB |
Output is correct |
5 |
Correct |
686 ms |
400 KB |
Output is correct |
6 |
Correct |
504 ms |
524 KB |
Output is correct |
# |
Verdict |
Execution time |
Memory |
Grader output |
1 |
Correct |
617 ms |
524 KB |
Output is correct |
2 |
Correct |
517 ms |
592 KB |
Output is correct |
3 |
Correct |
910 ms |
400 KB |
Output is correct |
4 |
Correct |
688 ms |
400 KB |
Output is correct |
5 |
Correct |
606 ms |
404 KB |
Output is correct |
6 |
Correct |
518 ms |
600 KB |
Output is correct |
7 |
Correct |
575 ms |
592 KB |
Output is correct |
8 |
Correct |
2 ms |
476 KB |
Output is correct |
9 |
Correct |
5 ms |
476 KB |
Output is correct |
10 |
Correct |
1 ms |
464 KB |
Output is correct |
11 |
Correct |
579 ms |
476 KB |
Output is correct |
12 |
Correct |
563 ms |
668 KB |
Output is correct |
13 |
Correct |
536 ms |
580 KB |
Output is correct |
14 |
Correct |
486 ms |
456 KB |
Output is correct |
15 |
Correct |
66 ms |
460 KB |
Output is correct |
16 |
Correct |
64 ms |
400 KB |
Output is correct |
17 |
Correct |
85 ms |
656 KB |
Output is correct |
# |
Verdict |
Execution time |
Memory |
Grader output |
1 |
Correct |
919 ms |
452 KB |
Output is correct |
2 |
Correct |
803 ms |
476 KB |
Output is correct |
3 |
Correct |
530 ms |
400 KB |
Output is correct |
4 |
Correct |
2 ms |
476 KB |
Output is correct |
5 |
Correct |
4 ms |
464 KB |
Output is correct |
6 |
Correct |
2 ms |
468 KB |
Output is correct |
7 |
Correct |
612 ms |
456 KB |
Output is correct |
8 |
Correct |
966 ms |
412 KB |
Output is correct |
9 |
Correct |
720 ms |
404 KB |
Output is correct |
10 |
Correct |
705 ms |
400 KB |
Output is correct |
11 |
Correct |
2 ms |
476 KB |
Output is correct |
12 |
Correct |
6 ms |
528 KB |
Output is correct |
13 |
Correct |
5 ms |
468 KB |
Output is correct |
14 |
Correct |
4 ms |
464 KB |
Output is correct |
15 |
Correct |
1 ms |
468 KB |
Output is correct |
16 |
Correct |
556 ms |
400 KB |
Output is correct |
17 |
Correct |
580 ms |
400 KB |
Output is correct |
18 |
Correct |
540 ms |
480 KB |
Output is correct |
19 |
Correct |
485 ms |
400 KB |
Output is correct |
20 |
Correct |
604 ms |
400 KB |
Output is correct |
# |
Verdict |
Execution time |
Memory |
Grader output |
1 |
Correct |
544 ms |
600 KB |
Output is correct |
2 |
Correct |
536 ms |
632 KB |
Output is correct |
3 |
Correct |
1051 ms |
480 KB |
Output is correct |
4 |
Correct |
627 ms |
456 KB |
Output is correct |
5 |
Correct |
699 ms |
476 KB |
Output is correct |
6 |
Correct |
620 ms |
628 KB |
Output is correct |
7 |
Correct |
528 ms |
468 KB |
Output is correct |
8 |
Correct |
3 ms |
468 KB |
Output is correct |
9 |
Correct |
5 ms |
468 KB |
Output is correct |
10 |
Correct |
0 ms |
468 KB |
Output is correct |
11 |
Correct |
568 ms |
460 KB |
Output is correct |
12 |
Correct |
565 ms |
476 KB |
Output is correct |
13 |
Correct |
909 ms |
404 KB |
Output is correct |
14 |
Correct |
654 ms |
452 KB |
Output is correct |
15 |
Correct |
662 ms |
456 KB |
Output is correct |
16 |
Correct |
482 ms |
464 KB |
Output is correct |
17 |
Correct |
670 ms |
480 KB |
Output is correct |
18 |
Correct |
508 ms |
648 KB |
Output is correct |
19 |
Correct |
486 ms |
668 KB |
Output is correct |
20 |
Correct |
527 ms |
464 KB |
Output is correct |
21 |
Correct |
55 ms |
468 KB |
Output is correct |
22 |
Correct |
62 ms |
448 KB |
Output is correct |
23 |
Correct |
93 ms |
580 KB |
Output is correct |
24 |
Correct |
4 ms |
476 KB |
Output is correct |
25 |
Correct |
5 ms |
468 KB |
Output is correct |
26 |
Correct |
4 ms |
476 KB |
Output is correct |
27 |
Correct |
3 ms |
468 KB |
Output is correct |
28 |
Correct |
2 ms |
476 KB |
Output is correct |
29 |
Correct |
544 ms |
472 KB |
Output is correct |
30 |
Correct |
594 ms |
400 KB |
Output is correct |
31 |
Correct |
531 ms |
528 KB |
Output is correct |
32 |
Correct |
522 ms |
452 KB |
Output is correct |
33 |
Correct |
637 ms |
556 KB |
Output is correct |
34 |
Correct |
397 ms |
600 KB |
Output is correct |
35 |
Correct |
516 ms |
652 KB |
Output is correct |
36 |
Correct |
518 ms |
676 KB |
Output is correct |
37 |
Correct |
705 ms |
532 KB |
Output is correct |
38 |
Correct |
481 ms |
520 KB |
Output is correct |
39 |
Correct |
487 ms |
608 KB |
Output is correct |
40 |
Correct |
640 ms |
536 KB |
Output is correct |
41 |
Correct |
557 ms |
632 KB |
Output is correct |
42 |
Correct |
57 ms |
608 KB |
Output is correct |
43 |
Correct |
128 ms |
564 KB |
Output is correct |
44 |
Correct |
177 ms |
552 KB |
Output is correct |
45 |
Correct |
165 ms |
464 KB |
Output is correct |
46 |
Correct |
328 ms |
528 KB |
Output is correct |
47 |
Correct |
274 ms |
528 KB |
Output is correct |
48 |
Correct |
69 ms |
532 KB |
Output is correct |
49 |
Correct |
76 ms |
632 KB |
Output is correct |